One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Denison you can figure out when it's a good idea to plant peonies by using the USDA zone info.

Planting Calendar for Peonies

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

Peonies are barely cold tolerant which means that you can get them planted just a bit earlier than more sensitive plants.

The earliest that you can plant peonies in Denison 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 peonies and expect a good harvest is probably August. You probably don't want to wait any later than that or else your peonies may not have a chance to really do well. You can get started a little bit earlier by starting your peonies indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Denison. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Denison may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Denison last frost occurs after March 15 so just be sure to be ready to protect your peonies if you have one of those late frosts.

USDA Zone Info for Denison

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 Denison

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