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

In San Benito you can figure out when to plant datura by checking out the USDA zone info.

Planting Calendar for Datura

Frost tolerance for datura:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Datura are barely cold tolerant which tells us that you can plant them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant datura in San Benito 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 datura and expect a good harvest is probably September. You probably don't want to wait any later than that or else your datura may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your datura indoors.

Last Frost Date

On average the last frost is on February 15 in San Benito. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for San Benito may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in San Benito it frosts late in the year after February 15 so be sure to be ready to cover your datura in the event of a surprise late frost.

USDA Zone Info for San Benito

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 Low	25°F
Highest Expected Low	30°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 San Benito

You may be interested in your other planting guides for San Benito.