Sunn Hemp Seeds (Crotalaria juncea) – Fast-growing green manure crop that builds soil health, prevents erosion, and fixes nitrogen.
Minimum: 100+ Seeds
Boost your soil's vitality with Sunn Hemp—a powerful, fast-growing cover crop that’s prized by farmers and gardeners alike for its incredible ability to build soil structure, add organic matter, suppress weeds, and fix atmospheric nitrogen naturally. Whether you're revitalizing depleted beds or prepping land for future crops, Sunn Hemp delivers unmatched performance in a short growing window.
Grown widely as a green manure, this warm-season legume produces lush biomass, deep taproots, and nitrogen-rich residues that break down quickly—making it an ideal choice for regenerative farming, permaculture, and sustainable gardening.
🌱 Key Features:
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⚡ Fast-Growing: Matures in just 60–90 days, producing tall, thick growth
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🌾 Soil Builder: Improves texture, aeration, and organic matter
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🌿 Nitrogen Fixer: Converts atmospheric nitrogen into plant-usable forms
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🛡️ Erosion Control: Dense roots and foliage protect soil from wind and water erosion
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🔄 Weed Suppressor: Outcompetes and shades out unwanted plants
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🐝 Pollinator-Friendly: Produces small yellow flowers that attract beneficial insects
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🧑🌾 Versatile Use: Great for gardens, food plots, orchards, pastures, or fallow fields
🧑🌾 Planting & Care Tips:
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Best Planting Time: Late spring to mid-summer (after last frost)
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Growing Zone: Thrives in warm-season regions (Zones 6–11)
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Light Needs: Full sun
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Soil Preference: Well-draining soil, tolerates poor fertility
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Sowing Method: Broadcast or drill at approx. 1/2–1 inch deep
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Germination: 3–7 days in warm conditions
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Growth Habit: Reaches 4–6 ft tall in ideal climates
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Termination: Mow, chop, or till before seed set to avoid reseeding
🌾 Perfect For:
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Regenerative and no-till gardens
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Homesteads and small farms
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Orchard ground covers
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Wildlife and hunting plots
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Soil remediation projects
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Organic weed and pest control systems
🌎 Why Grow Sunn Hemp?
✔️ Replaces synthetic fertilizers naturally
✔️ Improves long-term soil fertility and structure
✔️ Reduces runoff and erosion in vulnerable areas
✔️ Adds biomass for composting or mulching
✔️ Excellent companion crop or fallow-season filler
💚 Grow Smart. Grow Strong. Grow Sunn Hemp.
By planting Sunn Hemp, you’re not just growing a cover crop—you’re healing your soil, feeding future plants, and reducing your reliance on synthetic inputs. Fast, sustainable, and effective, it’s a must-have tool for the serious soil steward.