Wicked Organics Organic Organic OMRI Listed

Fruit Tree Fertilizer

NPK 12-2-8

Organic Fruit Tree Fertilizer (12-2-8) is the highest-nitrogen organic blend in the Wicked Organics lineup, purpose-built for the demanding nutritional needs of fruit-bearing trees. Fruit trees are uniquely hungry plants — they must simultaneously maintain a large photosynthetic canopy, produce heavy crops of energy-dense fruit, and store enough reserves in roots and wood to survive winter and bloom again the following spring. This requires more nitrogen than most organic fertilizers provide, which is why the 12-2-8 formula delivers 12% organic nitrogen from slow-release protein meal sources that feed steadily through microbial activity rather than overwhelming trees with a single nutrient spike. The 8% potassium — tied for the highest in the organic line — drives the fruit quality outcomes that matter most to orchardists and home growers: larger fruit, better flavor, improved firmness, enhanced color, and stronger winter hardiness. The intentionally low 2% phosphorus reflects the reality that most established fruit tree sites have adequate phosphorus from years of fertilization and organic matter cycling. Old Cobblers Farm™ Wicked Organics Fruit Tree Fertilizer gives organic orchardists and backyard fruit growers the concentrated nutrition their trees need without the burn risk, leaching, or synthetic inputs that compromise organic certification.

Application Rates FAQs
Nutrient Profile
WO-FRUIT-TREE
12–2–8
Fruit Tree Fertilizer
Derived From
  • Feather Meal, Meat and Bone Meal, Blood Meal, and Sulfate of Potash
12-2-8
NPK Ratio
Organic
Formula Type
2 applications per year: early spring before bud break and mid-summer after fruit set. Optional light fall application after harvest for winter hardiness.
Feeding Frequency
—
Compatible Plants
What It Is

Understanding 12-2-8

Wicked Organics Fruit Tree Fertilizer is a 12-2-8 organic granular blend formulated from Feather Meal, Meat and Bone Meal, Blood Meal, and Sulfate of Potash. The formula delivers the highest total NPK concentration in the Wicked Organics line — 22% combined nutrients per pound — specifically calibrated for the heavy feeding demands of fruit-bearing trees.

The high nitrogen content (12%) is predominantly in slow-release water-insoluble form from the protein meal sources, releasing gradually through microbial decomposition over weeks. This steady-state delivery matches how fruit trees actually use nitrogen — in sustained doses throughout the growing season rather than one massive spring flush that produces excessive vegetative growth at the expense of fruit production.

The 8% potassium from sulfate of potash is critical for fruit trees because potassium directly controls fruit quality: sugar content, firmness, color development, and storage life. Potassium also regulates water movement through plant cells and improves cold tolerance — essential for fruit trees in northern growing zones.

N
Nitrogen — 12%

12.0% Total Nitrogen — the highest nitrogen concentration in the Wicked Organics line, delivering sustained organic nitrogen from protein meal sources to fuel the vigorous canopy growth that fruit trees need for photosynthesis and fruit production.

P
Phosphorus — 2%

2.0% Available Phosphate (P2O5) — moderate phosphorus for root support and flower bud formation without excess accumulation in established orchard soils.

K
Potassium — 8%

8.0% Soluble Potash (K2O) — high potassium for fruit size, sweetness, firmness, color development, and winter hardiness in fruit trees.

Recommended Plants

Best For

Apple Trees
Peach Trees
Pear Trees
Cherry Trees
Plum Trees
Apricot Trees
Fig Trees
Nut Trees

Growing Detail

Apple trees are heavy nitrogen feeders that respond to the 12% N with vigorous shoot growth and improved fruit set. Peach trees benefit from the high potassium for fruit size, sweetness, and color. Pear trees gain consistent canopy development and fruit quality. Cherry trees (sweet and sour) respond to the balanced N-K ratio with productive bearing. Plum and apricot trees thrive on the slow-release nitrogen that avoids the excessive vegetative push that can reduce fruit quality. Fig trees benefit from the potassium for fruit sweetness. Nut trees (walnut, pecan, almond) are extremely heavy nitrogen feeders that respond well to the highest-N organic option.
Dosing Guide

Application Rates

Garden Beds
N/A — per-tree application
Container / Pot
2-3 tbsp per gallon of soil for container-grown dwarf varieties
Water Mix
N/A — granular application
Lawn
N/A — formulated for fruit trees
Trees
1-2 lbs per inch of trunk diameter, broadcast from 1 foot from trunk to the drip line. Young trees (1-3 years): start at 0.5 lb per inch.
Per Acre
300-500 lbs per acre for commercial orchards
Frequency
Every 2-4 weeks

How to Apply

Seasonal Notes

Spring: Primary application before bud break when trees emerge from dormancy. The most important feeding of the year. Summer: Second application after fruit set (typically June-July) to support fruit development and maintain canopy health. Fall: Optional light application after harvest to support winter hardiness and energy storage for next spring. Winter: Do not apply to frozen ground or dormant trees.
How It Compares

Side by Side

The 12-2-8 delivers 12% nitrogen versus 10% in the 10-2-8 All Season and 8% in the 8-3-5 Stress Guard, making it the most nitrogen-concentrated organic option for heavy-feeding trees. Compared to the organic 4-6-4 (used for Blueberry and Citrus), the 12-2-8 provides three times the nitrogen — appropriate for deciduous fruit trees that need heavy nitrogen for canopy production, versus the moderate nitrogen that acid-loving evergreen fruit plants prefer. The 12-2-8 and 10-2-8 share the same potassium level (8%) and low phosphorus approach (2%), making them complementary products for nitrogen-demanding applications.

Safety & Storage

Store in a dry environment. Natural product. Wear gloves if skin sensitivities appear. Wear approved respirator if sensitive to dust. Eye protection optional. Wash hands after use. Keep away from water sources.

Got Questions?

Frequently Asked

  • The best organic fruit tree fertilizer provides balanced nutrition from natural, slow-release ingredients that support both tree health and fruit quality. An organic formula with moderate nitrogen for canopy growth, phosphorus for root and flower development, and potassium for fruit size, flavor, and storage quality delivers complete nutrition without the burn risk of synthetic fertilizers. The slow-release action feeds trees steadily throughout the season. Old Cobblers Farm™ Wicked Organics Fruit Tree Fertilizer is specifically formulated for organic apple, peach, pear, plum, cherry, and citrus tree care.
  • Apply organic fruit tree fertilizer in early spring, 2–4 weeks before bud break. Because organic ingredients need time for soil microbes to process them into plant-available nutrients, applying earlier than you would with synthetics ensures peak availability during the critical flowering and fruit-set period. A lighter second application after fruit set supports developing fruit. Avoid late-season application that could stimulate tender growth before winter. Old Cobblers Farm™ Wicked Organics Fruit Tree Fertilizer is designed for spring application timing that aligns with organic nutrient release.
  • For established fruit trees, apply 1–2 pounds of organic fertilizer per inch of trunk diameter, broadcast under the canopy drip line. For young trees (1–3 years), use ½–1 pound total. For dwarf or semi-dwarf varieties, use the lower end of the rate range. Spread evenly, lightly incorporate into the top inch of soil, and water deeply. Because organic fertilizer concentrations are lower than synthetics, application rates are higher but burn risk is minimal. Old Cobblers Farm™ Wicked Organics Fruit Tree Fertilizer is forgiving and safe at recommended rates.
  • Organic fruit tree fertilizer works on all deciduous and evergreen fruit trees, including apples, pears, peaches, plums, cherries, apricots, nectarines, figs, persimmons, and citrus. It also benefits nut-producing trees like almonds, pecans, and walnuts. The balanced organic formula supports the diverse nutritional needs of different fruit tree species while building long-term soil health in the root zone. Old Cobblers Farm™ Wicked Organics Fruit Tree Fertilizer is versatile enough for mixed-species home orchards and dedicated single-variety plantings.
  • Yes, organic fertilization can improve fruit flavor by providing a broader spectrum of nutrients and micronutrients than simple synthetic formulas, and by building healthier soil biology that enhances nutrient uptake. The slow-release action of organic ingredients provides steady, balanced nutrition that avoids the growth surges and nutrient spikes associated with synthetics. Many orchardists report that organically grown fruit develops more complex flavor profiles, better sweetness, and improved aroma. Old Cobblers Farm™ Wicked Organics Fruit Tree Fertilizer supports premium fruit quality through natural, soil-building nutrition.
  • Wicked Organics Fruit Tree Fertilizer is formulated from vegetable protein meals, animal protein meals, bone char, natural sulfate of potash, and nitrate of soda. These OMRI-Listed ingredients provide a complete nutrient profile including nitrogen for canopy growth, phosphorus from bone char for root health and flowering, and chloride-free potassium from sulfate of potash for fruit quality. The organic ingredients also deliver secondary nutrients like calcium, sulfur, and trace minerals. Old Cobblers Farm™ Wicked Organics uses only premium natural ingredients for safe, effective organic fruit tree nutrition.
  • Yes, Old Cobblers Farm™ Wicked Organics Fruit Tree Fertilizer is OMRI-Listed for certified organic production. Every ingredient meets the Organic Materials Review Institute's strict standards, ensuring compliance with USDA National Organic Program requirements. This is important for both certified organic orchards and home gardeners who want to grow fruit without synthetic chemicals. OMRI certification guarantees no synthetic fertilizers, prohibited substances, or artificial additives are used. Old Cobblers Farm™ Wicked Organics carries the OMRI seal for complete organic growing confidence.

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