One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Hyattsville you can figure out when it's the best time to plant hardy hibiscus by checking out the USDA zone info.

Planting Calendar for Hardy Hibiscus

Frost tolerance for hardy hibiscus:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant hardy hibiscus much earlier in the year because they are very cold tolerant.

The earliest that you can plant hardy hibiscus in Hyattsville is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant hardy hibiscus and expect a good harvest is probably September. Any later than that and your hardy hibiscus may not have a chance to grow to maturity. If you are starting your hardy hibiscus indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Hyattsville. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Hyattsville may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Hyattsville last frost occurs after April 15 so make sure that you are prepared to protect your hardy hibiscus in the event of one of those late frosts.

USDA Zone Info for Hyattsville

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 Hyattsville

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