When can I plant Datura in Zone 2b

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

The earliest that you can plant datura in Zone 2b can be determined by using the USDA zone info.


Planting Calendar for Datura

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

Datura are barely cold tolerant which tells us that you can get them planted just a bit earlier than other frost tender plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant datura
Possibly ok, but a risky time to plant datura
Probably not a good time to plant datura

The earliest that you can plant datura in Zone 2b is May. However, you really should wait until June 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 grow to maturity. You can get started a couple of weeks earlier by starting your datura indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Zone 2b. It might get as low as -45°F during the coldest months of winter.

Since the USDA zone info for Zone 2b is not always accurate our actual date of last frost will vary from year to year. Since half of the time in Zone 2b we get surprised by a frost after May 15 be ready to protect your datura in the event of a surprise late frost.

USDA Zone Info for Zone 2b

Here is the info for USDA Zone 2b.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)August 15
Lowest Expected Low-45°F
Highest Expected Low-40°F

This means that on a really cold year, the coldest it will get is -45°F. On most years you should be prepared to experience lows near -40°F.

Plants to Grow in Zone 2b

You may be interested in our other planting guides for Zone 2b.