One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Sugar Land you can estimate when it's the best time 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.

Since datura are one of those plants that can tolerate a tiny bit of cold weather you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant datura in Sugar Land 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. Any later than that and your datura may not have a chance to grow to maturity. You can get started a little bit earlier by starting your datura indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Sugar Land. You should expect an average low temperature of 20°F in the coldest months of winter.

It's important to remember that USDA zone info for Sugar Land is an average and the actual date of last frost will vary from year to year. Since half of the time in Sugar Land you get a frost after February 15 be ready to protect your datura if you have a late frost.

USDA Zone Info for Sugar Land

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Sugar Land

You may be interested in your other planting guides for Sugar Land.