Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Prescott you can estimate when it's a good idea to plant ornamental grasses by checking out 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 do ok in moderate cold 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 Prescott 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. Any later than that and your ornamental grasses may not have a chance to grow to maturity. Starting your ornamental grasses indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Prescott. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Prescott is just an average the actual date of last frost changes from year to year. Half of the time in Prescott last frost occurs after March 15 so always be ready to cover your ornamental grasses if you have a surprise late frost.

USDA Zone Info for Prescott

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 Prescott

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