When to Plant Collard Green in Waite, Maine (04492)

Location

Waite, Maine

ZIP Code

04492

USDA Zone

Last Frost

Sunday, May 10, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, March 29, 2026

Transplant Outdoors Sunday, May 10, 2026

Pro Tip: Start Collard Green seeds indoors 6 weeks before your last frost date, then transplant outdoors around Sunday, May 10, 2026.

🌿 Plant Details

Scientific Name Brassica oleracea var. viridis

Days to Maturity 60 days

Mature Height 24-36"

Spread 18"

Type Leaf

Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Full Sun (6+ hours)

💧

Water

Regular (1-1.5 inches/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-7 days

Ready to Plant Collard Green in Waite?

Get your seeds now so they're ready by Sunday, March 29, 2026.

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🤝 Good Companions

BeetCeleryOnionDill

⚠️ Avoid Planting Near

TomatoStrawberryPepper

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Growing Collard Green in Zone 5a

Collard Green (Brassica oleracea var. viridis) is a popular garden vegetable. In Waite, Maine, which is in USDA Hardiness Zone 5a, you should start seeds indoors around Sunday, March 29, 2026.

Your average last frost date is Sunday, May 10, 2026. Plan to transplant your Collard Green seedlings outdoors around Sunday, May 10, 2026, about 0 weeks after your last frost date.