11 Best Fertilizer for Citrus Trees 2021 [Top Picks & Reviews]

You know; Citrus trees are heavy feeders. So, if you don’t feed them the right fertilizer, the plants’ growth will stunt, leaves will turn yellow, flowers and fruits will drop before maturity.

In contrast, if you feed the best fertilizer to your citrus tree regularly, you will get a healthy and fruit-bearing citrus tree that produces more vibrant, flavorful, juicy, and sweet fruits.

Now the question; what is the best fertilizer for citrus fruit trees?

In short, the fertilizer that has a lower and equal amount of phosphorus and a heavy amount of nitrogen and potassium. The balanced fertilizer also can be perfectly applied to the citrus tree that has an equal NPK ratio. Besides, good fertilizer contains some other macro and micronutrients.

Today, Hundreds of fertilizers are specially formulated for citrus trees. But In this article, I have listed and reviewed the top 10 best fertilizer for citrus trees that you can apply to all kinds of citrus trees with confidence.

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In a Hurry? Here is the overall best fertilizer for citrus trees that you can pick right now for your lemon, lime, orange, and other citrus plants.

Best Fertilizer for Citrus Trees-Comparisons

Best Citrus FertilizerNPK FormTypePrice
Jobe's 09226 fruit & citrus fertilizer3-5-5GranularOrganic
Jobe's Fruit & Citrus Fertilizer3-5-5SpikeOrganic
Miracle-Gro 1048291 Citrus Food8-2-10GranularSynthetic
Espoma CT4 Citrus-tone Plant Food5-2-6GranularOrganic
Southern Ag 01902 - Citrus Spray*0-0-0LiquidSynthetic
Miracle-Gro Fruit & Citrus Plant Food 10-15-15SpikeSynthetic
Jacks Classic Citrus Food Fertilizer20-10-20GranularSynthetic
Down To Earth Citrus Fertilizer Mix6-3-3GranularOrganic
Urban Farm Citrus Fertilizer4.7-2-5.3LiquidOrganic
Dr. Earth Natural Fruit Fertilizer5-5-2GranularOrganic
Lilly Miller Citrus & Avocado Food10-6-4GranularOrganic

*Southern Ag 01902 – Citrus Nutritional Spray is best for only meet the demand of minor nutrients. It doesn’t have NPK.

Best Fertilizer for Citrus Trees-Reviews

1.Jobe’s Organics 09226 Fruit & Citrus Fertilizer with Biozome

Jobe’s Organics 09226 Fruit & Citrus Fertilizer with BiozomeAre you looking for the best organic fertilizer for citrus trees? Then Jobe’s organics fruit & citrus fertilizer is for you.

It is OMRI listed organic fertilizer for organic gardeners. All the nutrients of this fertilizer are derived from some organic compounds such as feather meal, bone meal, processed poultry manure, and sulfate of potash.

The NPK ratio of this fertilizer is 3-5-5.That means it contains 3% nitrogen,5% phosphate and 5% potash. Did you notice this fertilizer is lower in nitrogen? But I told you in the intro that the best citrus fertilizer has to contain heavy nitrogen. Let me clear your confusion-

First of all, that was a quick tip. The NPK ratio may vary depending on the type of nutrient release. 

This Jobe’s fertilizer contains 1.8% water-insoluble nitrogen that releases slowly, feeds continuously up to 2-3 months, and has a low chance to leach out. But phosphate and potash are coated for quick release that can feed your plant instantly and have enough chance for leaching out. So, the lower ratio of nitrogen isn’t a big deal.

Besides, It contains 8% calcium,5% magnesium, and 1.6% sulfur that help the citrus to produce more leaves, flowers, and fruits.

The best part of this fertilizer is-

It contains Biozome. Biozome is a healthy blend of Bacteria, Mycorrhizal fungi, and Archaea. It improves the soil health, promotes plant growth, and makes your citrus plant disease and stress-resistant.

Besides, lemon, lime, and other citrus plants, it can also be applied to fruit and nut trees such as avocado, apple, pear, cherry, plum, peach, and so on. And it is an all-purpose granular fertilizer. So, you can apply it to your inground and potted citrus plants.

To feed this organic fertilizer to your citrus tree-

Sprinkle 3 cups per 1-inch diameter of the tree trunk every 2-3 months, mix with the surface soil gently and water the plant thoroughly.

 

2.Jobe’s Organics Fruit & Citrus Fertilizer Spikes

Jobe's Organics Fruit & Citrus Fertilizer SpikesIf you are finding the best fertilizer for citrus trees in pots or containers, then you should pick Jobe’s Organics Fruit & Citrus Fertilizer Spikes for your potted lemon and other citrus plants.

It is an OMRI certified organic fertilizer that is derived from some organic compounds.Also, It has 3% nitrogen,5% phosphate and 5% potash.The nutrients are coated for both slow and quick release that feed your citrus plant instantly and continuously.

Besides NPK, it contains some other essential plant nutrients and also has Biozome to improve the soil health and make the plant resistant.

The bottom line; Most of the features are the same as Jobe’s Organics Fruit & Citrus Granular Fertilizer. Now let’s see what’s new –

This fertilizer comes in spikes form. That has lots of benefits such as the lower chance to surface runoff, no need to measure, and easy to apply.

Take 2 spikes for a 12 inches diameter container and simply push the spikes along the container edges. Repeat the procedure after 4-6 weeks.

According to the manufacturer, it is mostly recommended for potted fruit trees such as avocado, apple, pear, cherry, plum, peach, lemon, lime, citrus, fruit, and all nuts.

Want a spike fertilizer for in-ground citrus? Here is the best fertilizer for citrus in-ground- Jobe’s Organics Fertilizer Spikes for All In-ground Citrus and Fruit. The NPK ratio of this fertilizer is 4-6-6.

 

3.Miracle-Gro(1048291) Shake ‘N Feed Citrus, Avocado & Mango Plant Food

Miracle-Gro Shake 'N Feed Citrus, Avocado, Mango Plant FoodWant a miraculous fertilizer for your citrus trees? Pick the Miracle-Gro Shake ‘N Feed Plant Food that is best for inground and potted citrus.

It has 8% nitrogen,2% phosphate,10% potash,6.9% calcium,5.5% magnesium,4.7% sulfur,0.05% copper,0.92% iron 0.34% manganese and 0.11% zinc.Do you need more nutrients? I don’t think so. These are enough to fulfill every need and take care of your citrus plants.

Good news; most of the nutrients are coated for slow releases that can feed your citrus continuously up to 3 months.

If you are an organic gardener, then you will be sad to know, it is not an organic fertilizer. All nutrients are derived from some chemical compounds that are safe for your plants and health. So, you are not a strict organic gardener, then you may ignore it.

It can also be applied without the risk of burn or damage to the avocado, mango, and all types of citrus such as lemon, Meyer lemon, grapefruit, key lime, mock orange, blood orange, navel orange, calamondin, and so on.

To feed this fertilizer to the inground citrus trees-

Sprinkle 1 ¾ tablespoon per 4 square feet soil, work into the surface soil, and water the plant.

And to feed this fertilizer to the potted citrus trees-

Sprinkle 1 ¼  tablespoon for 6 inches diameter of drip line, lightly work into the top soil, and water the plant. The dosages may vary depending on the diameter of the drip line. You will get more dosage on the label of the fertilizer.

 

4.Espoma CT4 4-Pound Citrus-tone Plant Food

Espoma CT4 4-Pound Citrus-tone 5-2-6 Plant FoodEspoma CT4 Citrus Tone Plant Food is the best natural fertilizer for citrus trees.It contains 5% nitrogen,2% phosphate,6% potash,2% calcium,0.5% magnesium and 1% sulfur.

Good news; It contains 2% water-soluble, quick-release nitrogen, and 3% water-insoluble, slow-release nitrogen. Quick-release nitrogen releases quickly and feeds the most hungry plants instantly. In contrast, slow-release nitrogen releases slowly and feeds your plant continuously.

All the nutrients are derived from organic sources such as feather meal, bone meal, poultry manure, alfalfa meal, greensand, sulfate of potash, and sulfate of magnesia.

It can be used for citrus in pot and ground as well as some other fruits and nut trees. It is also perfect for both indoor and outdoor but it has an organic smell that’s why many gardeners don’t want to use it on indoor citrus and lemon plants.

The best parts of this fertilizer are-

It contains some beneficial soil microbes that promote the soil health, root growth and make the plant resistant. Also, it has 1% humic acid for reviving the environmental stress like heat stress, water stress, etc.

To feed this organic fertilizer to your potted citrus tree-

Sprinkle 2 tablespoons of fertilizer around the base of the plant for over 12 inches diameter planter, work on the top soil, and water the plant. Repeat the application 2 months later.

To feed inground citrus plants-

Sprinkle 3 cups of fertilizer per 3 feet of plant length, work on the top soil, and water the plant.

 

5.Southern Ag – 01902 – Citrus Nutritional Spray

Southern Ag - 01902 - Citrus Nutritional Spray Southern Ag – 01902 – Citrus Nutritional Spray is specially designed for providing the most important minor element to the citrus tree. If you notice any sign of minor essential nutrient deficiency like yellowing of leaves, spray this nutrient spray to your plant.

It contains the most required trace elements such as 1.2% iron,1.7% zinc, 1.2% manganese, 1.0% magnesium and 4.1% sulfur.

The balanced mixture of these 5 essential nutrients prevents chlorosis, yellowing leaves and veins, mottle leaf disease, and some other micronutrient deficiency.

Sad but true, it doesn’t contain three primary nutrients(NPK). So, if you need another NPK containing fertilizer additionally to fulfill the demand of nitrogen, phosphorus, and potassium.

It can be sprayed to citrus, avocados, mangoes, and some other fruits for the prevention and correction of minor element deficiencies.

To prevent the minor element deficiencies-

Mix 1 tablespoon into a gallon of water and apply it to your citrus plant once or twice per year.

And to control the minor element deficiencies-

Mix 2 tablespoon into a gallon of water and spray on the leaves twice at a 14 days interval.

 

6.Miracle-Gro Fruit & Citrus Plant Food Spikes

Miracle-Gro Fruit & Citrus Plant Food SpikesMiracle-Gro Fruit & Citrus Plant Food Spike is the best spike fertilizer for citrus in pot and ground.

The NPK number of this fertilizer is 10-15-15. That means it contains 10% nitrogen, 15% phosphate, and 15% potash. As you saw, it also contains a lower amount of nitrogen and I have explained the chemistry of it. Let me remind you again-

A small portion of 10%  nitrogen has been coated for slow release but other nutrients are water-soluble nutrients. So, nitrogen can release slower than other nutrients that increase the chance of runoff of phosphate and potash. So, it is reasonable to contain more phosphate and potash.

Besides NPK, it also contains 0.1% iron and 0.05% manganese to prevent the chlorosis of your citrus plant.

All the nutrients are derived from ammonium sulfate, feather meal, bone meal, ammonium phosphate, potassium chloride, sulfate of potash, magnetic rocks, and manganese sulfate.

As you saw, it contains both organic and chemical compounds. That’s why you may call it semi-organic fertilizer.

You know the benefits of the spike fertilizer. Spike fertilizer is easy to use, no need to pre-measured, and less chance to run off with surface water. There is no exception to this Miracle-Gro Citrus and Fruit Spike Fertilizer.

Simply push a spike into 2 inches below the surface for 4 feet drip line diameter of a citrus tree. Read the label for more specific dosages.

 

7.J R Peters Inc 52524 Jacks Classic Citrus Food Fertilizer

J R Peters Inc 52524 Jacks Classic No.1.5 20-10-20 Citrus Food FertilizerJ R Peters Inc 52524 Jacks Classic Citrus Food Fertilizer is the best water-soluble fertilizer for citrus trees. The benefits of water-soluble fertilizer; it can feed the most hungry plant instantly through both its root and foliage.

The NPK number of this fertilizer is 20-10-20. The balanced combination of NPK helps to promote new growth, root development, and produce lots of flowers and fruits.

Most important features of this fertilizer are-

It is the best liquid citrus fertilizer with micronutrients.The fertilizer contains all the essential micronutrients as well as other macronutrients such as 1% magnesium,4.9% sulfur,0.02% boron, 0.05% copper, 0.15% iron,0.075% manganese, 0.05% zinc and 0.0009% molybdenum.

The enriched formula of trace element prevents the citrus from trace element deficiencies and helps to produce dark green leaves, sturdy branches, and bigger fruits.

The nutrients are derived from some chemicals that are completely safe for your plants and health. But though the nutrients don’t come from an organic source. So it is not organic fertilizer.

And this water-soluble fertilizer is best for all types of lemon including dwarf and Meyer and other citrus and fruit-bearing trees such as mango, lime, kumquat, orange, and grapefruit.

You know;

Water-soluble fertilizer releases fast and more likely to run off through surface water. That’s why you have to apply this fertilizer to your citrus plant more frequently than other slow-release fertilizer.

To apply this fertilizer to your citrus plant-

Mix 1 tablespoon of fertilizer into a gallon of water and feed your citrus plant every 7-10 days. You can apply it as a soil drench and foliar spray.

 

8.Down To Earth Organic Citrus Fertilizer Mix

Down To Earth Organic Citrus Fertilizer Mix 6-3-3Down To Earth Citrus Fertilizer Mix is another best organic fertilizer for citrus trees and it is an OMRI listed organic fertilizer for organic gardeners.

According to the NPK ratio,it contains 6% nitrogen,3% phosphate, and 3% potash.The well-balanced, perfect ratio of NPK helps you to get lush green citrus trees that produce lots of blooms and bigger and sweet fruits.

And the best parts of this fertilizer is-

The total 6% nitrogen is water-insoluble and you know; water-insoluble nitrogen releases slowly and feeds the plant continuously with no risk of burn. So, as an experts’ opinion, it is the best slow-release fertilizer for citrus trees.

Besides NPK,it also contains some other essential plant nutrients such as 3% calcium,2% sulfur, 0.5% iron and 0.5% zinc.

All the nutrients are extracted from some organic compounds such as feather meal, fishbone meal, alfalfa meal, langbeinite, basalt, potassium sulfate, zinc sulfate, and kelp meal. Also, it contains 2.5% humic acid that acts as a stress reviver of the plant.

So, if you want the delicious, juicy lemons, oranges, limes, and other citrus fruits-

Sprinkle 1 cup of fertilizer per 1 inch of trunk diameter, mix into the surface soil, and water the plant. Repeat the application after 3-4 months. It can also be applied as a foliar spray to the mature fruit-bearing trees.

 

9.Urban Farm Fertilizers Apples & Oranges Fruits and Citrus Fertilizer

Urban Farm Fertilizers Apples & Oranges Fruits and Citrus FertilizerIf you’re looking for the best organic liquid fertilizer for citrus trees, You may pick Urban Farm Fertilizers Citrus Fertilizer with confidence.

It is a handcrafted fertilizer that may be called a plant vitamin. This fertilizer comes with 4.7-2-5.3 NPK ratio(changeable depending on the region) and liquid concentrated form.

Also, It is enriched with some organic compounds such as worm castings, bat guano, kelp, mycorrhizae, humic acid, and vitazyme. Let me explain how these elements help your citrus plant-

Worm castings and bat guano is the alternative to chemical fertilizer. They provide some essential mineral nutrients to the plant that help your citrus plant to produce more flowers and fruits.

And kelp is a natural fertilizer extracted from seaweed. You will be happy to know that only seaweed for fulfilling the nutritional demands of your citrus. Besides, kelp supplies food to the mycorrhizal, and mycorrhizae is a beneficial microbe that improves long-lasting soil health.

The most important thing is; it contains virazyme and humic acid. Virazyme acts as a vitamin, enzymes, and growth stimulator that makes the plant healthier and increases the yield and humic acid protects the plants from environmental stress.

Versatility is the main feature of this fertilizer. It can be used on potted and containers, ground, and hydroponics citrus plants. Also, you can use it with a hand sprayer, hand watering, drip irrigation.

Mix 1 tablespoon per gallon of water and apply the solution to your citrus tree as a soil drench or foliar spray.

 

10.Dr. Earth Organic and Natural Wonder Fruit Tree Fertilizer

Dr. Earth Organic & Natural MINI Natural Wonder Fruit Tree FertilizerDr. Earth Organic and Natural Wonder Fruit Tree Fertilizer is the best organic fertilizer for fruits including all types of citrus.

It has 5% nitrogen,5% phosphate, and 2% potash and good news; total amounts of nitrogen are coated for slow release that can feed your citrus plant continuously without the risk of burn.

According to the experts, this handcrafted blend of this NPK is perfect for promoting new leaves and root growth and producing more flowers and fruits.

And this fertilizer is derived from feather meal, fishbone meal, alfalfa meal, potassium sulfate, rock phosphate, and kelp.

As you saw, all are organic and natural compounds and it has no chemical or toxic substance that is certified by OMRI, NOP.

Besides NPK, it also contains some other essential plant nutrients but the manufacturer doesn’t mention the ratio.

Want to know the best part of this fertilizer?

It is fortified with trubiotic formula. That means it contains a blend of beneficial soil microbes plus Ecto and Endo mycorrhizae. It improves soil health, promotes root development, and makes the citrus plant drought and disease-resistant.

Also, it has 9% humic acid to protect the plant from environmental stress like water and heat stress.

To feed this non-GMO, organic fertilizer to your established citrus tree-

Sprinkle 1 cup of fertilizer per 1 inch of trunk diameter, mix the surface soil, and water the plant. Repeat the application after 3 months throughout the growing season. Read the label for the dosage of new citrus and other fruit plants.

 

11.Lilly Miller Citrus & Avocado Food

Lilly Miller Citrus & Avocado Food 10-6-4 Lilly Miller Citrus & Avocado Food is the best natural fertilizer for citrus that is specially formulated for citrus and avocado.

The NPK ratio of this fertilizer is 10-6-4. Like other organic fertilizers, it also contains both water-soluble and insoluble nitrogen for feeding the plant constantly and continuously.

Good news; the slow-release nitrogen is derived from dried poultry waste & alfalfa meal. Moreover, it has some other essential plant nutrients to meet the demand of minor nutrients.

This fertilizer comes in 4 and 16 pounds and can be used on ground and container plantings.

Sprinkle 1 cup for 2-3 feet in a ground citrus tree, mix with the top soil, and water the plant. But feed fertilizer to dwarf citrus trees ½ the recommended amounts. And to feed citrus in a container; sprinkle 4 tablespoons for up to 4 feet tall plants. Read the label for more specific dosages.

 

How to Choose the Best Fertilizer for Citrus Trees?

Choosing the best fertilizer for lemon and other citrus trees is a quite simple task. To make this simpler, here is the buying guide that helps you to choose the perfect fertilizer for your lemon, orange, and other citrus trees.

Before the buying guide, you should know about the most required nutrients of citrus plant and their roles-

Nitrogen- It promotes the foliar growth and development of citrus plants.

Phosphorus- It helps the plant to root development, and flowers to bloom.

Potassium- It aids to produce more robust blooms and sweeter, tastier, bigger fruits.

Also, the citrus plants need some other minor plant nutrients in little amount. Those are- calcium, boron, iron, zinc, manganese, and sulfur. All are important to protect the plant from yellowing leaves and make the fruit juicer and tastier.

You don’t need to worry about the minor nutrient deficiency if the soil is good and soil pH remains between 5.5- 6.5.

Now let’s start the Buying guide-

Step1: Growing Condition of Citrus

Though most of the fertilizer is formulated for both potted and in-ground citrus plants. But some gardeners like to use different fertilizers for different growing conditions.

According to the experts and some gardeners’ opinions, spike forms are best for citrus in containers and water-soluble or liquid fertilizers are best for hydroponic citrus trees. Here is the quick recommendation-

  1. Best Fertilizer for Citrus in Container-Jobe’s Organics Fruit & Citrus Fertilizer Spikes
  2. Best Hydroponic Fertilizer for Citrus-Urban Farm Fertilizers Apples & Oranges Fruits and Citrus Fertilizer

Step 2: Types of Citrus Fertilizer

Citrus fertilizer can be classified based on different criteria.

According to the solubility, it is classified into 2 groups-

  1. Slow-Release/Water insoluble
  2. Quick Release/Water Soluble

You can pick any type of fertilizer. Just remember one thing, quick releases fertilizer feed instantly and need to apply frequently. Good news; now most of the fertilizer is coated both slow and quick releases today.

Our Recommendations-

  1. Best Slow Release Citrus Fertilizer-Down To Earth Organic Citrus Fertilizer Mix and Dr. Earth 735 Citrus & Fruit Fertilizer
  2. Best Quick Release Citrus Fertilizer-J R Peters Inc 52524 Jacks Classic No.1.5 20-10-20 Citrus Food

According to the nutrient sources, the citrus fertilizer is classified into 2 groups-

  1. Organic Fertilizer
  2. Inorganic Fertilizer

Organic or inorganic; Which is better for citrus trees? 

There are lots of theories about it. Remember chemical isn’t bad always. Most of my recommended synthetic fertilizer is derived from some chemicals that are safe for your health and plants. So my recommendation; pick the best citrus fertilizer from a reputable brand. 

According to the forms of fertilizer, citrus fertilizer is classified into 3 types-

  1. Granular Fertilizer
  2. Liquid Fertilizer
  3. Spike Fertilizer

Which one should you pick for your citrus? There is no hard and fast rule for picking the fertilizer from these types. But in my opinion, pick spike fertilizer for potted citrus, liquid fertilizer for hydroponic citrus, and granular fertilizer for citrus in both containers and ground.

Remember; This the editorial recommendation, You can pick any type of citrus fertilizer for all kinds of citrus.

Step 3: Containing Nutrients and Ratio

This is the most important thing that you should consider carefully. First, check the NPK ratio. Generally, citrus need heavy nitrogen and potassium.

That’s why the best citrus fertilizer should contain higher nitrogen and potassium. But if the nitrogen is coated for slow release, the containing nitrogen can be lower in ratio.

Moreover, citrus fertilizer should have some other essential plant nutrients like calcium, boron, iron, magnesium, zinc, and copper.

When to Fertilize Citrus Trees?

Citrus trees need nutrients in the growing season and the growing season of citrus is spring and summer. They need extra food in those seasons. Moreover, observe your citrus tree, if it shows any nutrient deficiency, apply fertilizer.

For your convenience, here is the citrus tree fertilizer schedule for your citrus tree-

  1. Late Winter (January and February): Apply fertilizer to enhance flowering.
  2. Late Spring (May and June): Apply fertilizer for better fruit set.
  3. Fall (September and October): Apply fertilizer to fulfill the overall nutrients demand.

Note: You can follow the schedule for all types of citrus in pot or ground such as oranges, lemons, limes and so on. 

How Often To Fertilize Citrus Trees

It also depends on the type of citrus fertilizer. Slow fertilizer releases slowly. In contrast, water-soluble fertilizer releases instantly. So, in the case of water-soluble/quick release fertilizer more frequent application is required.

Generally, you need to apply slow-release fertilizer after 3-4 months and water-soluble/quick release fertilizer after 7-14 days. The best idea to follow the label directions of the fertilizer.

 When Is the Best Time to Fertilize Citrus Trees?

You should apply fertilizer when the weather is cool. It is not a wise idea to apply fertilizer in hot weather. That’s why morning or evening is the best time to apply fertilizer on citrus trees.

Don’t apply fertilizer to the outdoor citrus plants if there is any chance of rain. Nutrients may be washed out through rainwater.

How to Fertilize Citrus Trees?

Fertilizing processes will be different based on the type of fertilizer. Thereafter, here I will discuss some basic steps that help you to understand the best way to citrus trees.

Step 1:Measure The Fertilizer

Read the label of the fertilizer and choose the right dosage for your citrus tree. To know how much fertilizer to use on citrus trees-

Measure the drip line or trunk diameter for citrus trees in the ground and pots or containers for potted citrus trees. Read the label to know the dosages of newly planted citrus trees.

Step 2: Apply the fertilizer on Citrus Tree

Granular Fertilizer: Sprinkle the pre-measured fertilizer around the base of the citrus plant, mix with the surface soil without damaging the roots, and water the plant thoroughly.

Liquid or Water Soluble Fertilizer: Add the pre-measured fertilizer into the water and make the solution according to the label direction. Pour the solution on the base of the plant. Some liquid fertilizer can be sprayed on the foliage.

Spike Fertilizer: Simply push the spikes around the citrus tree following the drip line or edge of the container.

Note: Don’t apply all the fertilizer in one place. Sprinkle the granular fertilizer around the base of the tree and push the spikes at least a few inches apart.

Homemade Fertilizer for Citrus Trees

Recipe 1: NPK Enriched Fertilizer for Citrus

Required Items:

  1. Coffee Grounds
  2. Fish Bone
  3. Banana Peels

Steps:

  1. Put the dry coffee grounds into the oven in low heat for a few hours.
  2. Grind the fish bones with the bender or boil and cut into pieces.
  3. Chop the banana peels, dry in the sun, and grind with the blender.
  4.  Mix them and sprinkle around the base of the plants.
  5. Work on the surface soil and water the plant.

Note: Coffee grounds, fish bones, and banana peels are the sources of Nitrogen, Phosphorus, and Potassium respectively.

 Recipe 2: Minor Nutrients Enriched Fertilizer For Citrus

 Required Items:

  1. Egg Shells
  2. Epsom Salt
  3. Borax
  4. Tea leaves

Steps:

  1. Dry the eggshells and grind with a blender.
  2. Add 1 tablespoon of Epsom salt, borax, and tea leaves.
  3. Sprinkle around the plant and mix with the surface soil.
  4. Water the plant thoroughly.

Note: Eggshells, Epsom salt, borax, tea leaves are the source of calcium, magnesium, boron, and oxygen respectively.

Frequently Asked Questions

citrus fruit

#Are Coffee Grounds Good For Citrus Trees?

You know citrus plants need more nitrogen than other trees and coffee grounds are the natural source of nitrogen. On the other hand, citrus plant-like slightly acidic soil (learn more about Citrus potting soil)and coffee grounds help the soil to increase the soil acidity. So, coffee grounds are good and nitrogen riched fertilizer for all citrus plants including lemon,meyer lemon, orange. 

#Are Eggshells Good For Lemon Trees?

Eggshells are the natural source of calcium and calcium is an essential plant nutrient for citrus including lemon. If the plant doesn’t get the required amount of calcium, The leaves become fade along the leaves’ margins and between the leaves veins. Lastly, small necrotic spots develop on the faded leaves.

The blend of eggshells can protect your citrus plant from leaves fading and increases the production of healthy fruits.

#Is Epsom Salt Good for Lemon Trees?

Magnesium sulfate is the another name of Epsom salt and it is a good source of magnesium and sulfur. If the plant shows any magnesium and sulfur deficiencies, you can apply Epsom salt to correct them. Also, you can apply Epsom salt once per month.

#What Are The Best Fertilizer for a Lemon and Orange Tree?

The lemon tree is the most popular citrus tree in the world. To produce healthy and juicy fruits, you have to apply good fertilizer to your lemon. Any citrus fertilizer from a reputable brand can be the best fertilizer for lemon trees.

My recommendation; pick a fertilizer from my list. or if you want to buy from any fertilizer or horticultural shop, pick a slow-release citrus fertilizer that has a balanced ratio of NPK and other nutrients.

Quick pick:

#Is Tomato a Citrus Fruit?

Firstly, there are lots of battles about whether a tomato is a fruit or a vegetable. But there is no doubt that tomato isn’t citrus. Tomato belongs to the nightshade family that has edible skin but citrus belongs in the Rutaceae family with non-edible skin.

Learn More about the Tomato Fertilizer: Tomato Fertilizer Review and Guide

Here is a list of most popular citrus plants-

  1. Lemon
  2. Orange
  3. Pomelo
  4. Grapefruit
  5. Lime
  6. Tangelo
  7. Clementine
  8. Citron
  9. Kumquat
  10. Yuzu

#Why My Lemon and Orange Tree Doesn’t Produce Fruit?

It may happen because of poor nutrients, watering, sunlight, and bad rootstock. To encourage your lemon or orange trees to bear fruit-

Water the plant regularly, increase sunlight, and feed them more phosphorus-containing fertilizer or apply Bone meal(our pick: Jobe’s Organics Bone Meal Fertilizer) to the plant. Bone meal is the primary source of phosphorus that helps your plant to set flowers and fruit.

#What Are the Causes of Yellow Leaves on Citrus Trees in Pots?

Nitrogen deficiency may be the main culprit for the yellow leaves of citrus trees. Remove the yellow leaves and feed them more nitrogen-containing fertilizer. For quick results, feed them water-soluble liquid fertilizer. Our pick-J R Peters Inc 52524 Jacks Classic No.1.5 20-10-20 Citrus Food

Conclusion

Citrus is easy to grow fruits. It can be grown in containers and ground. Don’t need too much space and too much care. Just plant your citrus trees with a good soil mix, feed them the right fertilizer, water them regularly, and harvest juicy, sweet, and bigger fruits.

I hope this article helped you to pick the best fertilizer for citrus trees. Now read the label and feed your citrus plant by following the instruction.

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