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.

The USDA zone info for Greenbelt should be read to figure out when it's possible to plant brachycome.

Planting Calendar for Brachycome

Frost tolerance for brachycome:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since brachycome require warm weather you must wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant brachycome in Greenbelt is April. However, you really should wait until May if you don't want to take any chances.

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

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Greenbelt. You should expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Greenbelt may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Greenbelt there is a last frost after April 15 so always be ready to cover your brachycome if you have a surprise late frost.

USDA Zone Info for Greenbelt

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 Greenbelt

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