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Every product on our site is sourced, crafted, and shipped from within the United States. No exceptions.
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The Seeds In A Cup® Brussels Sprouts Grow Kit is a complete seed-to-sprout system for growing Brassica oleracea var. gemmifera at home. Curated by Kevin Bruce, expert horticulturalist, this kit gives you everything you need to grow fresh homegrown brussels sprouts from seed. Perfect for kitchen gardens, apartment balconies, classrooms, and anyone who wants to know exactly where their food comes from.
Rated Difficulty Level 1 (Beginner) — no prior gardening experience needed. Germination typically occurs in 5-10 days under proper conditions. Plants can reach 24-36 inches at maturity and thrive in full sun (6-8 hours daily).
No extra supplies needed. Just add water and sunlight.
| Scientific Name | Brassica oleracea var. gemmifera |
| Plant Type | Biennial Vegetable |
| Difficulty Level | Beginner |
| Germination Time | 5-10 days at 65-75F |
| Mature Height | 24-36 inches |
| Sunlight Needs | Full Sun (6-8 hours daily) |
| USDA Hardiness Zones | 3-9 (Outdoor); All Zones (Indoor) |
| Planting Season | Spring or Late Summer |
| Seeds Included | 10-15 seeds |
Every kit includes premium non-GMO Brassica oleracea var. gemmifera seeds, real loose nutrient-rich potting soil, a recyclable planter with clear humidity lid, and detailed growing instructions written by expert horticulturalist Kevin Bruce. No additional supplies are needed.
Brassica oleracea var. gemmifera seeds typically germinate in 5-10 days under proper conditions (5-10 days at 65-75F). Plants can reach 24-36 inches at full maturity. Growing conditions including light, temperature, and watering will affect growth rate.
Yes! This kit is designed for indoor growing on windowsills, countertops, and in apartments. Brussels Sprouts needs full sun (6-8 hours daily) for best results. A south-facing window is ideal. Grow lights can supplement natural light in lower-light spaces.
Every Seeds In A Cup® kit is hand-assembled and ships from our headquarters in Cleveland, Ohio, USA. We are a Made in USA company using American-sourced materials and supporting Midwestern agriculture standards.
We stand behind every kit with our 100% Growth Guarantee. If your seeds do not germinate, contact our support team and we will send you replacement seeds at no charge. We batch-test all seeds in Cleveland to ensure high germination rates.
Seeds In A Cup® provides complete seed starter kits designed for first-time growers to experienced gardeners. Every kit combines premium loose potting soil, high-germination non-GMO seeds, and clear instructions in 100% recyclable packaging. Hand-assembled in Cleveland, Ohio with a 100% Growth Guarantee.
Expert Guidance: All growing instructions and care guides are developed by Kevin Bruce, expert horticulturalist, ensuring accurate and reliable plant care information you can trust.
Every product on our site is sourced, crafted, and shipped from within the United States. No exceptions.
Our supply chain never leaves the country. That means no surprise costs passed on to you.
Every purchase puts money directly into the hands of American workers, small businesses, and family-run shops.