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When to Plant Lima Bean in Hilo, Hawaii (96721)

Location

Hilo, Hawaii

ZIP Code

96721

USDA Zone

12b

Last Frost

Thursday, January 1, 2026

📅 Planting Calendar

Direct Sow Outdoors Thursday, January 1, 2026

Pro Tip: Sow Lima Bean directly outdoors around your last frost date when soil starts to warm.

🌿 Plant Details

Scientific Name Phaseolus lunatus
Days to Maturity 75 days
Mature Height 18-24"
Spread 6"
Type Bush
Fruit Size Medium (flat pods)

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1 inch/week)

↔️

Spacing

6" apart

🌱

Planting Depth

1" deep

Seeds typically germinate in 7-14 days

Ready to Plant Lima Bean in Hilo?

Get your seeds now so they're ready by Thursday, January 1, 2026.

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🤝 Good Companions

CornSquashCucumberCarrot

⚠️ Avoid Planting Near

OnionGarlicFennel

Other Plants for Hilo

Growing Lima Bean in Zone 12b

Lima Bean (Phaseolus lunatus) is a popular garden vegetable. In Hilo, Hawaii, which is in USDA Hardiness Zone 12b, you should direct sow seeds around Thursday, January 1, 2026.

Your average last frost date is Thursday, January 1, 2026. Lima Bean grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.