Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant bidens in Aberdeen can be figured out by reviewing the USDA zone info.

Planting Calendar for Bidens

Frost tolerance for bidens:	Not tolerant of frost.
When to plant:	After the last frost.

It's a bad idea to plant bidens until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant bidens in Aberdeen 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 bidens and expect a good harvest is probably August. If you wait any later than that and your bidens may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your bidens indoors.

Last Frost Date

In Aberdeen the average date of last frost happens on March 15. You should expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Aberdeen is not always accurate the actual date of last frost will vary from year to year. Half of the time in Aberdeen it frosts late in the year after March 15 so always be ready to cover your bidens in the event of a surprise late frost.

USDA Zone Info for Aberdeen

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 Aberdeen

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