Brussels sprouts like the cool fall weather—and the taste of the sprouts, or mini cabbages, improves after a light frost. A cole crop, they're packed with nutrition. Plant Brussels sprouts seed indoors and transplant in late spring or early summer, depending on your zone.
Brussels Sprout Seeds for Sale from Gurney's
With our Gardening Guarantee, we ensure that you can trust that we provide top-quality Brussels sprout seeds. Our selection is easy to grow and delivers delicious, homegrown flavor.
How to Save Brussels Sprout Seeds
To save brussels sprout seeds, allow a plant to overwinter and bolt in its second growing season. Once seed pods form and dry, collect and remove the seeds. Spread them on a clean, dry surface and let them fully dry before storing them in an airtight container in a cool, dark place. Properly stored brussels sprout seeds can remain viable for up to 5 years.
How to Plant Brussels Sprout Seeds
Start Brussels sprout seeds in seed trays indoors or plant them directly in the garden. Sow seeds ¼ inch deep in nutrient-rich, well-drained soil. If planting in trays, transplant seedlings once they have 3-4 true leaves.
When to Start Brussels Sprout Seeds?
Brussels sprouts grow best in cool weather. Start seeds indoors 6-8 weeks before your last expected frost date for a spring crop. For a fall harvest, sow seeds directly outdoors 10-14 weeks before the first fall frost.
How Long Does it Take for Brussels Sprout Seeds to Germinate?
Brussels sprout seeds typically germinate in 5-10 days when soil temperatures range between 50-85°F (10-29°C). Cooler temperatures can slow germination.
How to Grow Brussels Sprout Plants
1. Planting: Choose a sunny location with well-drained, fertile soil. Work compost or organic matter into the soil before planting.
2. Spacing: Space plants 18-24 inches apart in rows 24-36 inches apart to allow for proper air circulation.
3. Watering: Keep the soil evenly moist but avoid waterlogging. Consistent watering encourages firm sprout development.
4. Fertilizing: Brussels sprouts are heavy feeders. Apply a balanced fertilizer or compost regularly to support growth. Our Vegetables Alive! fertilizer is a good place to start when looking for a fertilizer for brussels sprouts.
5. Support: Tall varieties may need staking or plant supports to prevent them from toppling in windy conditions.
6. Harvesting: Begin harvesting when sprouts reach 1-2 inches in diameter. Start from the bottom of the stalk and work upward, picking mature sprouts as they form.
Are Brussels Sprouts Easy to Grow?
Brussels sprouts require patience, but they are rewarding to grow.They thrive in cool temperatures and taste best after a light frost. Proper spacing, regular feeding, and consistent watering help ensure a successful harvest.
What Pests and Insects are Common on Brussels Sprout Plants?
- Aphids: Small insects that cluster on leaves, causing curling and yellowing.
- Cabbage Worms: Green larvae that chew holes in leaves and sprouts.
- Flea Beetles: Tiny beetles that leave small holes in leaves.
- Cabbage Loopers: Light green caterpillars that eat large portions of leaves.
- Harlequin Bugs: Brightly colored insects that suck sap and damage leaves.
- Cutworms: Larvae that sever young plants at the soil line.
