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When to Plant Broccoli Raab in Dimondale, Michigan (48821)

Location

Dimondale, Michigan

ZIP Code

48821

USDA Zone

6a

Last Frost

Monday, April 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Monday, March 9, 2026

Pro Tip: Sow Broccoli Raab directly outdoors 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Brassica rapa subsp. rapa
Days to Maturity 60 days
Mature Height 12-24"
Spread 8"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

6" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-7 days

Ready to Plant Broccoli Raab in Dimondale?

Get your seeds now so they're ready by Monday, March 9, 2026.

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🤝 Good Companions

OnionBeetCelery

⚠️ Avoid Planting Near

TomatoPepperStrawberry

Other Plants for Dimondale

Growing Broccoli Raab in Zone 6a

Broccoli Raab (Brassica rapa subsp. rapa) is a popular garden vegetable. In Dimondale, Michigan, which is in USDA Hardiness Zone 6a, you should direct sow seeds around Monday, March 9, 2026.

Your average last frost date is Monday, April 20, 2026. Broccoli Raab grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.