When to Plant Squash in Signal Hill, CA

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can determine when it's a good idea to plant squash in Signal Hill by checking out the USDA zone info.


Planting Calendar for Squash

Frost tolerance for squash: Not tolerant of frost.
When to plant: After all chance of frost has passed.

It's probably a bad idea to plant squash until after all chance of frost has passed because they require warm weather.

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

The earliest that you can plant squash in Signal Hill 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 squash and expect a good harvest is probably September. Any later than that and your squash may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your squash indoors.

Last Frost Date

The average date of last frost is January 31 in Signal Hill. You can expect an average low temperature of 35°F in the coldest months of winter.

Always keep in mind that USDA zone info for Signal Hill is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Signal Hill you get a frost after January 31 be ready to cover your squash in the event of a late frost.

USDA Zone Info for Signal Hill

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)January 31
Average Date of First Frost (fall)December 15
Lowest Expected Low35°F
Highest Expected Low40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Signal Hill

You may be interested in your other planting guides for Signal Hill.