When to Plant Zucchini in Duarte, CA

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when it's possible to plant zucchini in Duarte by looking at the USDA zone info.


Planting Calendar for Zucchini

Frost tolerance for zucchini: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

It's not a good idea to plant zucchini until after all chance of frost has passed because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant zucchini
Possibly ok, but a risky time to plant zucchini
Probably not a good time to plant zucchini

The earliest that you can plant zucchini in Duarte is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant zucchini and expect a good harvest is probably September. Any later than that and your zucchini may not have a chance to fully mature. Starting your zucchini indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on January 31 in Duarte. It might get as low as 30°F during the coldest months of winter.

It's important to remember that USDA zone info for Duarte is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Duarte last frost occurs after January 31 so always be ready to protect your zucchini in the event of a late frost.

USDA Zone Info for Duarte

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low30°F
Highest Expected Low35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Duarte

You may be interested in your other planting guides for Duarte.