What Can Grow in Phoenix, AZ

Phoenix has two growing seasons — a cool winter season and a monsoon summer season. Summer heat limits some crops.

Phoenix, AZ is in USDA Hardiness Zone 9b. The growing season lasts about 300 days, with last frost around January 15 and first fall frost around December 1. Top crops include tomatoes, peppers, lettuce.

9bUSDA Zone
300 daysFrost-Free
January 15Last Frost
December 1First Frost
🌱 What Grows in Phoenix
tomatoespepperslettucebroccolicitrusfigs
💡 Planting Tips

Plant cool crops Oct-March. Warm crops Feb-April and Sept-Nov. Shade cloth in summer.

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📍 Full Zone 9b Guide 🌎 Arizona Planting Guide

Frequently Asked Questions

Phoenix, AZ is in USDA Plant Hardiness Zone 9b. Phoenix has two growing seasons — a cool winter season and a monsoon summer season. Summer heat limits some crops.

The average last spring frost in Phoenix is around January 15. The first fall frost typically arrives around December 1, giving a frost-free growing season of approximately 300 days.

Phoenix's Zone 9b climate supports growing tomatoes, peppers, lettuce, broccoli, citrus, figs. Plant cool crops Oct-March. Warm crops Feb-April and Sept-Nov. Shade cloth in summer.

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