USDA Zone 9A

Subtropical. South Florida, south Texas, southern California coast. Year-round gardening. Tropical fruits begin to be viable.

Temperature Range

Minimum Winter Temp 20°F to 25°F
Celsius -7°C to -4°C
Avg Last Spring Frost Mid February
Avg First Fall Frost Late November

What Does Zone 9A Mean?

USDA Hardiness Zone 9A means your area's average annual extreme minimum winter temperature falls between 20°F to 25°F (-7°C to -4°C). This is the coldest temperature you can typically expect in a normal winter, based on 30 years of climate data.

Your zone primarily determines which perennial plants (trees, shrubs, perennial flowers, and fruit bushes) can survive outdoors year-round. It's also strongly correlated with your frost dates, which are the foundation for calculating when to plant annual vegetables and flowers. Learn more about what hardiness zones mean.

Enter your zip code on our homepage tool to see personalized planting dates for all 50 plants based on your specific location within Zone 9A.

States in Zone 9A

These states contain areas classified as Zone 9A:

Best Plants for Zone 9A

These plants are well-suited to Zone 9A conditions. Click any plant for detailed growing information and state-specific planting dates.

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Frequently Asked Questions

Your calendar is inverted from most of the country. Plant warm-season crops (tomatoes, peppers) in February-March and again in August-September. Plant cool-season crops (lettuce, broccoli, carrots) from October through February — your mild winter IS the growing season for these crops. Summer (June-August) is too hot for most vegetables; focus on okra, sweet potatoes, and tropical herbs.

Many tropical and subtropical plants thrive here: citrus (lemons, oranges, satsumas), avocados (cold-hardy varieties), mangoes (in zone 9b), bananas (many varieties overwinter), lemongrass, ginger, and turmeric. Frost protection may be needed a few nights per year, but most subtropical plants survive zone 9 winters without issue.

Ready to Start Planting?

Enter your zip code and pick your plant. We'll tell you exactly when to plant, start seeds, and harvest — based on where you live.

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