The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for College Park can be looked at to estimate when it's the best time to plant ornamental grasses.

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.

You can plant ornamental grasses just a tiny bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant ornamental grasses in College Park 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. If you wait any later than that and 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 College Park. In the coldest months of winter you should expect an average low temperature of 0°F.

Just be sure to remember that USDA zone info for College Park may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in College Park last frost occurs after April 15 so just be sure to be ready to protect your ornamental grasses in the event of one of those late frosts.

USDA Zone Info for College Park

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in College Park

You may be interested in your other planting guides for College Park.