What Can Grow in Juneau, AK

Juneau's coastal southeast Alaska location gives it surprisingly mild winters — the warmest USDA zone in the state.

Juneau, AK is in USDA Hardiness Zone 7a. The growing season lasts about 140 days, with last frost around April 15 and first fall frost around October 1. Top crops include kale, lettuce, broccoli.

7aUSDA Zone
140 daysFrost-Free
April 15Last Frost
October 1First Frost
🌱 What Grows in Juneau
kalelettucebroccolicabbagebeetschard
💡 Planting Tips

High rainfall — plant in raised beds for drainage. Long mild growing season for Alaska.

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📍 Full Zone 7a Guide 🌎 Alaska Planting Guide

Frequently Asked Questions

Juneau, AK is in USDA Plant Hardiness Zone 7a. Juneau's coastal southeast Alaska location gives it surprisingly mild winters — the warmest USDA zone in the state.

The average last spring frost in Juneau is around April 15. The first fall frost typically arrives around October 1, giving a frost-free growing season of approximately 140 days.

Juneau's Zone 7a climate supports growing kale, lettuce, broccoli, cabbage, beets, chard. High rainfall — plant in raised beds for drainage. Long mild growing season for Alaska.

In Juneau, start with cool-season crops like lettuce, spinach, and broccoli a few weeks before the last frost date of April 15. Warm-season crops like tomatoes and peppers should go in after all frost risk has passed.