When to Plant Clover in Union City, CA

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. 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 clover in Union City by using the USDA zone info.


Planting Calendar for Clover

Frost tolerance for clover: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Since clover are one of those plants that can tolerate a tiny bit of cold weather you can plant them a bit earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant clover in Union City 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 clover and expect a good harvest is probably September. You probably don't want to wait any later than that or else your clover may not have a chance to really do well. If you are starting your clover indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on January 31 in Union City. It might get as low as 30°F during the coldest months of winter.

Keep in mind that USDA zone info for Union City may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Union City it frosts late in the year after January 31 so just be sure to be ready to cover your clover in the event of a surprise late frost.

USDA Zone Info for Union City

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 Union City

You may be interested in your other planting guides for Union City.