When to Plant Rock Cress in Laguna Hills, CA

One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Laguna Hills you should be able to determine when it's a good idea to plant rock cress.


Planting Calendar for Rock Cress

Frost tolerance for rock cress: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Since rock cress do well in cold you can plant them quite a bit earlier in the year than other frost tender plants.

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

The earliest that you can plant rock cress in Laguna Hills is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant rock cress and expect a good harvest is probably October. Any later than that and your rock cress may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your rock cress indoors.

Last Frost Date

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

Since the USDA zone info for Laguna Hills is an average the actual date of last frost is different every year. Since half of the time in Laguna Hills there is a last frost after January 31 be ready to cover your rock cress if you have one of those late frosts.

USDA Zone Info for Laguna Hills

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 Laguna Hills

You may be interested in your other planting guides for Laguna Hills.