When to Plant Stoneseed in Glendora, CA

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

The USDA zone info for Glendora can be reffered to in order to figure out when it's a good idea to plant stoneseed.


Planting Calendar for Stoneseed

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

Since stoneseed require warm weather it's necessary to wait until after all chance of 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 Glendora 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 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. You can get started a few weeks earlier by starting your stoneseed indoors.

Last Frost Date

The average date of last frost is January 31 in Glendora. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Glendora is an average the actual date of last frost will vary from year to year. Since half of the time in Glendora you get a frost after January 31 be ready to protect your stoneseed in the event of a surprise late frost.

USDA Zone Info for Glendora

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 Glendora

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