When to Plant Stoneseed in Calimesa, CA

One of the first steps you take when you are figuring out your gardening schedule is find your 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 to plant stoneseed in Calimesa by referring to the USDA zone info.


Planting Calendar for Stoneseed

Frost tolerance for stoneseed: Not tolerant of frost.
When to plant: After the last frost has passed.

Since stoneseed are not cold tolerant it's important to wait until after the last frost has passed before you can plant them.

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

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

The last month that you can plant stoneseed and expect a good harvest is probably September. You probably don't want to wait any later than that or else your stoneseed may not have a chance to fully mature. If you are starting your stoneseed indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Calimesa the average date of last frost happens on February 15. You can expect an average low temperature of 25°F in the coldest months of winter.

It's important to remember that USDA zone info for Calimesa may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Calimesa it frosts late in the year after February 15 so be sure to be ready to protect your stoneseed if you have a late frost.

USDA Zone Info for Calimesa

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Calimesa

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