One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

You will be able to figure out when it's possible to plant bidens by using the USDA zone info for Gadsden.

Planting Calendar for Bidens

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

Since bidens require warm weather you must wait until after the last frost before you can plant them.

The earliest that you can plant bidens in Gadsden 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. Any later than that and your bidens may not have a chance to really do well. You can get started a few weeks earlier by starting your bidens indoors.

Last Frost Date

The average date of last frost is March 15 in Gadsden. In the coldest months of winter you can expect an average low temperature of 10°F.

Always keep in mind that USDA zone info for Gadsden may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Gadsden last frost occurs after March 15 be ready to protect your bidens in the event of a late frost.

USDA Zone Info for Gadsden

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 Gadsden

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