When to Plant Lupine in Harrisonville, New Jersey (08039)

Location

Harrisonville, New Jersey

ZIP Code

08039

USDA Zone

Last Frost

Sunday, April 5, 2026

📅 Planting Calendar

Direct Sow Outdoors Sunday, March 8, 2026

Pro Tip: Sow Lupine directly outdoors 4 weeks before your last frost date.

🌿 Plant Details

Scientific Name Lupinus polyphyllus

Days to Maturity 365 days

Mature Height 24-48"

Spread 24"

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Moderate (1 inch/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 14-21 days

Ready to Plant Lupine in Harrisonville?

Get your seeds now so they're ready by Sunday, March 8, 2026.

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🤝 Good Companions

CarrotBrassicasCorn

⚠️ Avoid Planting Near

Fennel

Other Plants for Harrisonville

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Growing Lupine in Zone 7b

Lupine (Lupinus polyphyllus) is a popular garden vegetable. In Harrisonville, New Jersey, which is in USDA Hardiness Zone 7b, you should direct sow seeds around Sunday, March 8, 2026.

Your average last frost date is Sunday, April 5, 2026. Lupine grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.