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 Powell you can estimate when it's the best time to plant transvaal daisy by referring to the USDA zone info.

Planting Calendar for Transvaal Daisy

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

Transvaal Daisy are barely cold tolerant which tells us that you can start planting them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant transvaal daisy in Powell is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant transvaal daisy and expect a good harvest is probably August. If you wait any later than that and your transvaal daisy may not have a chance to really do well. Starting your transvaal daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is May 15 in Powell. In the coldest months of winter you can expect an average low temperature of -25°F.

Since the USDA zone info for Powell is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Powell last frost occurs after May 15 be ready to cover your transvaal daisy in the event of one of those late frosts.

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.