What Can Grow in Kailua, HI

Kailua on Oahu's windward coast has slightly cooler and wetter conditions than Honolulu — ideal for many crops.

Kailua, HI is in USDA Hardiness Zone 11a. The growing season lasts about 365 days, with last frost around None and first fall frost around None. Top crops include sweet potatoes, taro, papaya.

11aUSDA Zone
365 daysFrost-Free
NoneLast Frost
NoneFirst Frost
🌱 What Grows in Kailua
sweet potatoestaropapayabananasherbsbeans
💡 Planting Tips

Trade winds keep temperatures moderate. Excellent growing conditions year-round.

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🔗 More Resources
📍 Full Zone 11a Guide 🌎 Hawaii Planting Guide

Frequently Asked Questions

Kailua, HI is in USDA Plant Hardiness Zone 11a. Kailua on Oahu's windward coast has slightly cooler and wetter conditions than Honolulu — ideal for many crops.

The average last spring frost in Kailua is around None. The first fall frost typically arrives around None, giving a frost-free growing season of approximately 365 days.

Kailua's Zone 11a climate supports growing sweet potatoes, taro, papaya, bananas, herbs, beans. Trade winds keep temperatures moderate. Excellent growing conditions year-round.

In Kailua, start with cool-season crops like lettuce, spinach, and broccoli a few weeks before the last frost date of None. Warm-season crops like tomatoes and peppers should go in after all frost risk has passed.