Growli

USDA hardiness zone

Zone 1030 to 40°F

South Florida, Coastal Southern California, Hawaii (parts) · 365-day growing season

What grows in Zone 10

Zone 10 suits the following plants based on temperature tolerance and growing-season length:

Climate notes for Zone 10

Summer can be too hot for many tomato varieties. Winter is the prime growing season for cool-loving crops.

Frost dates and timing

Average last spring frostfrost rare or never
Average first fall frostfrost rare or never
Growing season length~365 days
Temperature range (F)30 to 40°F
Temperature range (C)-1 to 4°C

These are zone-wide averages. Local microclimates (south-facing slopes, urban heat, lakeside warmth) can shift dates by 1-2 weeks within the same zone.

Source and methodology

Temperature ranges from the USDA Plant Hardiness Zone Map (2023). Frost-date averages from NOAA Climate Data Online national averages within each zone. Plant recommendations curated by the Growli editorial team from US extension service references.

What to plant in Zone 10

Crop-by-crop sowing, transplant, and harvest dates for zone 10:

Common questions

What can I plant in USDA Zone 10?

Zone 10 suits Tomatoes (winter crop, summer break), Citrus (full range), Avocado, Mango, papaya, passion fruit, Banana, Pineapple, and more, based on its 365-day growing season and 30 to 40°F average minimum temperatures.

When is the last frost in Zone 10?

The average last spring frost in Zone 10 passes around frost rare or never, and the first fall frost arrives around frost rare or never. Wait until after the last frost date before planting tender crops outdoors.

How long is the growing season in Zone 10?

Zone 10 has roughly 365 frost-free growing days between the average last spring frost (frost rare or never) and the first fall frost (frost rare or never).

What is the temperature range of USDA Zone 10?

USDA Zone 10 is defined by average annual minimum temperatures of 30 to 40°F (-1 to 4°C).

When can I start planting in Zone 10?

Hardy cool-season crops can go outdoors a few weeks before the last frost (frost rare or never); tender crops should wait until 1–2 weeks after it. Start warm-season seeds indoors about 6–8 weeks before frost rare or never.

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