The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant black eyed susans in Aberdeen can be determined by referring to the USDA zone info.

Planting Calendar for Black Eyed Susans

Frost tolerance for black eyed susans:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since black eyed susans are not cold tolerant you need to wait until after the last frost before you can plant them.

The earliest that you can plant black eyed susans in Aberdeen is May. However, you really should wait until June 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. If you wait any later than that and your black eyed susans may not have a chance to grow to maturity. You can get started a little bit earlier by starting your black eyed susans indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Aberdeen. You can expect an average low temperature of -25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Aberdeen is just an average and the actual date of last frost is different every year. Since half of the time in Aberdeen last frost occurs after May 15 be ready to cover your black eyed susans in the event of one of those late frosts.

USDA Zone Info for Aberdeen

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Aberdeen

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