When to Plant Oregano in Haiku, Hawaii (96708)

Location

Haiku, Hawaii

ZIP Code

96708

USDA Zone

12a

Last Frost

Thursday, January 1, 2026

📅 Planting Calendar

Start Seeds Indoors Thursday, November 6, 2025

Transplant Outdoors Thursday, January 15, 2026

Pro Tip: Start Oregano seeds indoors 8 weeks before your last frost date, then transplant outdoors around Thursday, January 15, 2026.

🌿 Plant Details

Scientific Name Origanum vulgare

Days to Maturity 80 days

Mature Height 12-24"

Spread 18"

Type Spreading

Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Full Sun (6+ hours)

💧

Water

Low to Moderate

↔️

Spacing

12" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 7-14 days

Ready to Plant Oregano in Haiku?

Get your seeds now so they're ready by Thursday, November 6, 2025.

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Growing Oregano in Zone 12a

Oregano (Origanum vulgare) is a popular garden vegetable. In Haiku, Hawaii, which is in USDA Hardiness Zone 12a, you should start seeds indoors around Thursday, November 6, 2025.

Your average last frost date is Thursday, January 1, 2026. Plan to transplant your Oregano seedlings outdoors around Thursday, January 15, 2026, about 2 weeks after your last frost date.