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 Middleton you can estimate when it's the best time to plant ornamental grasses by referring to the USDA zone info.

Planting Calendar for Ornamental Grasses

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

Ornamental Grasses 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 ornamental grasses in Middleton 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 ornamental grasses and expect a good harvest is probably August. You probably don't want to wait any later than that or else your ornamental grasses may not have a chance to really do well. You can get started a little bit earlier by starting your ornamental grasses indoors.

Last Frost Date

The average date of last frost is April 15 in Middleton. In the coldest months of winter you can expect an average low temperature of -20°F.

Since the USDA zone info for Middleton is just an average the actual date of last frost will vary from year to year. Since half of the time in Middleton you get a frost after April 15 be ready to protect your ornamental grasses if you have a surprise late frost.

USDA Zone Info for Middleton

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Middleton

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