The USDA Zone info is a great tool for gardeners to help us determine 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.

By reviewing the USDA zone info for Garland it's possible to determine when it's possible to plant black eyed susans.

Planting Calendar for Black Eyed Susans

Frost tolerance for black eyed susans:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You should not plant black eyed susans until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant black eyed susans in Garland 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 black eyed susans and expect a good harvest is probably August. Any later than that and your black eyed susans may not have a chance to really do well. Starting your black eyed susans indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Garland is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Garland there is a last frost after March 15 so always be ready to cover your black eyed susans if you have a surprise late frost.

USDA Zone Info for Garland

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 Garland

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