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.

It's possible to determine when to plant stoneseed by looking at the USDA zone info for Holtville.

Planting Calendar for Stoneseed

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

You should not plant stoneseed until after the last frost has passed because they require warm weather.

The earliest that you can plant stoneseed in Holtville 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 really do well. You can get started a couple of weeks earlier by starting your stoneseed indoors.

Last Frost Date

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

Since the USDA zone info for Holtville is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Holtville it frosts late in the year after January 31 be ready to protect your stoneseed if you have one of those late frosts.

USDA Zone Info for Holtville

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 Low	30°F
Highest Expected Low	35°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 Holtville

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