When to Plant Garden cress in Union City, CA

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Union City you can determine when it's possible to plant garden cress by using the USDA zone info.


Planting Calendar for Garden cress

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

Garden cress do not do well in cold weather which means that you must wait until it warms up after the last frost has passed before you can plant them.

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

The earliest that you can plant garden cress 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 garden cress and expect a good harvest is probably September. Any later than that and your garden cress may not have a chance to grow to maturity. Starting your garden cress indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Union City is just an average the actual date of last frost is different every 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 protect your garden cress if you have one of those late frosts.

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.