One of the best tools that you have as gardeners to help us estimate your gardening schedule is the 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.

In Placentia you can estimate when you can plant stoneseed by looking at the USDA zone info.

Planting Calendar for Stoneseed

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

Since stoneseed are not cold tolerant you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant stoneseed in Placentia 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. If you wait any later than that and your stoneseed may not have a chance to fully mature. Starting your stoneseed indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Placentia is just an average the actual date of last frost changes from year to year. Since half of the time in Placentia it frosts late in the year after January 31 be ready to protect your stoneseed in the event of a late frost.

USDA Zone Info for Placentia

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 Placentia

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