Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Powell you can figure out when you can plant nicotiana by reviewing the USDA zone info.

Planting Calendar for Nicotiana

Frost tolerance for nicotiana:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Nicotiana are not cold tolerant which means that you have to wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant nicotiana in Powell 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 nicotiana and expect a good harvest is probably August. Any later than that and your nicotiana may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your nicotiana indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Powell. It might get as low as -25°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Powell is just an average and the actual date of last frost will vary from year to year. Since half of the time in Powell you get surprised by a frost after May 15 be ready to protect your nicotiana in the event of a late frost.

USDA Zone Info for Powell

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Powell

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