Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer
Cover crop fertilizer (10-10-10) for soil building, weed suppression, and erosion control. Application guide from Old Cobblers Farm.

Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer
Old Cobblers Farm™ Cover Crop Food is a balanced 10-10-10 fertilizer designed to maximize the soil-building potential of cover crops. Cover crops are grown not for harvest but to improve soil — they add organic matter, fix nitrogen, break up compaction, and prevent erosion.
Balanced nutrition helps cover crops establish quickly, produce maximum biomass, and develop the deep root systems that improve soil structure. The formula feeds the plants so the plants can feed the soil.
NPK
10-10-10
Type
Non-Organic
Derived From
Urea, Monoammonium Phosphate (MAP), Muriate of Potash (MOP), Pelletized Lime
Best For
Crimson Clover|Winter Rye|Hairy Vetch|Field Peas|Buckwheat|Daikon Radish|Oats|Annual Ryegrass|Sorghum-Sudangrass|Mustard|Triticale|Millet|Turnips|Alfalfa|Multi-Species Regenerative Blends
Brand
Wicked Growth
NPK Breakdown
N
10
10% Nitrogen powers early leaf growth and canopy development to quickly shade and protect soil
P
10
10% Phosphorus enhances root depth and microbial interaction for better nutrient cycling
K
10
10% Potassium improves tolerance to stress, drought, and disease while strengthening cover for erosion control
What Is It ?
Old Cobblers Farm Cover Crop Food (10-10-10 NPK) is a balanced, all-purpose fertilizer crafted to support rapid cover crop establishment, deep root systems, and maximum organic matter production. This formula jumpstarts soil recovery and builds long-term fertility by energizing your soil-building plants, helping improve structure, suppress weeds, and lock in nutrients between growing seasons. Ideal for regenerative agriculture, raised beds, fallow fields, and garden rotations where soil health is the top priority.
When To Apply ?
Before seeding: broadcast 1-2 lbs per 100 sq ft and lightly incorporate into topsoil. For established cover crops: side-dress or top-dress 1 lb per 100 sq ft after plants are 3-4 inches tall. Water thoroughly after application. Apply at planting and once more mid-cycle for long-season covers. Avoid overfeeding nitrogen-fixing blends — the legumes in the mix will produce their own nitrogen.
How to Apply ?
1.
Pre-Seeding
Before seeding, broadcast 1–2 lbs per 100 sq ft and lightly incorporate into topsoil with a rake or light tilling.
2.
Established Crops
For established cover crops, side-dress or top-dress 1 lb per 100 sq ft after plants are 3–4 inches tall.
3.
Water In
Water thoroughly after application to dissolve granules and begin nutrient activation in the root zone.
4.
5.
6.
7
Water In
Water thoroughly after application to dissolve granules and begin nutrient activation in the root zone.
How To Store
Store in a cool, dry place. Standard fertilizer handling precautions apply. Wear gloves if handling large quantities.
FAQs
1.
Do cover crops need fertilizer?
While many cover crops can grow in poor soils, fertilizing them significantly improves biomass production, root development, and the soil-building benefits they provide. A balanced fertilizer like 10-10-10 jumpstarts germination, promotes rapid canopy coverage to suppress weeds, and helps cover crops produce more organic matter to improve soil structure. Nitrogen-fixing legumes like clover and vetch may need less nitrogen but still benefit from phosphorus and potassium for root growth. Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer 10-10-10 accelerates cover crop establishment for maximum soil-building impact.
2.
What is the best fertilizer for cover crops?
A balanced 10-10-10 fertilizer works well for most cover crop species because it supports rapid establishment, strong root systems, and maximum biomass production. Nitrogen drives quick canopy closure for weed suppression, phosphorus builds deep roots that break up compaction and improve soil structure, and potassium enhances plant resilience. For nitrogen-fixing cover crops like clover and vetch, the phosphorus and potassium are especially important since the plants generate their own nitrogen. Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer 10-10-10 is designed to maximize the soil-building performance of any cover crop species.
3.
When should I plant and fertilize cover crops?
Timing depends on the species. Cool-season cover crops like winter rye, crimson clover, and hairy vetch should be planted in late summer to early fall (August–September) with fertilizer incorporated at seeding. Warm-season covers like buckwheat, sorghum-sudangrass, and millet are planted in late spring to early summer. Apply 1–2 pounds of 10-10-10 per 100 square feet at seeding and optionally top-dress once plants reach 3–4 inches tall. Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer 10-10-10 supports both warm and cool-season cover crop programs.
4.
What cover crops are best for improving soil?
The most effective soil-building cover crops include winter rye (excellent for weed suppression and organic matter), crimson clover and hairy vetch (nitrogen fixation), daikon radish (breaks compaction), buckwheat (phosphorus scavenging), and oats (quick biomass). Multi-species mixes that combine grasses, legumes, and brassicas provide the broadest soil improvement. All cover crops perform better when fertilized at planting — stronger plants produce more biomass, deeper roots, and greater soil benefit. Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer 10-10-10 maximizes the performance of any cover crop species or mix.
5.
How much cover crop fertilizer per acre?
For cover crops, apply 200–400 pounds of 10-10-10 fertilizer per acre, broadcasting evenly before seeding and incorporating into the top few inches of soil. For home gardens, use 1–2 pounds per 100 square feet. Nitrogen-fixing legumes like clover and vetch may need only 100–200 pounds per acre since they produce their own nitrogen. Adjust rates based on soil test results and the specific cover crop species being planted. Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer 10-10-10 provides complete nutrition for rapid, vigorous cover crop establishment.
6.
Can I fertilize a winter rye cover crop?
Yes, fertilizing winter rye at planting significantly improves its germination rate, fall growth, root development, and spring biomass production. Apply 10-10-10 fertilizer at 1–2 pounds per 100 square feet (or 200–300 pounds per acre) at seeding in late summer or early fall. The nitrogen supports rapid fall establishment before cold weather arrives, while phosphorus and potassium build the root system that allows winter rye to survive freezing temperatures and explode with growth in spring. Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer 10-10-10 gives winter rye the nutritional boost it needs for maximum soil-building benefit.
7
Do nitrogen-fixing cover crops still need fertilizer?
Nitrogen-fixing cover crops like clover, vetch, and field peas generate their own nitrogen through symbiotic bacteria in their root nodules, so they need less or no supplemental nitrogen. However, they still benefit significantly from phosphorus and potassium, which support root development, nitrogen fixation efficiency, and overall plant health. A balanced 10-10-10 applied at a reduced rate (half the normal amount) provides the P and K these crops need while the small nitrogen boost helps with initial establishment before fixation kicks in. Old Cobblers Farm™ Wicked Growth Cover Crops Fertilizer supports both nitrogen-fixing and non-fixing cover crop species.
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