The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Griffin you can estimate when to plant datura by referring to 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 can survive in very little cold which means that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant datura in Griffin is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant datura and expect a good harvest is probably August. Any later than that and your datura may not have a chance to really do well. If you are starting your datura indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Griffin. In the coldest months of winter you should expect an average low temperature of 10°F.

Remember that USDA zone info for Griffin is just an average and the actual date of last frost is different every year. Half of the time in Griffin it frosts late in the year after March 15 so make sure that you are ready to cover your datura in the event of a late frost.

USDA Zone Info for Griffin

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Griffin

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