One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You will be able to figure out when you can plant bidens by checking out the USDA zone info for Texarkana.

Planting Calendar for Bidens

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

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

The earliest that you can plant bidens in Texarkana 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. You probably don't want to wait any later than that or else your bidens may not have a chance to really do well. If you are starting your bidens indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on March 15 in Texarkana. It might get as low as 10°F during the coldest months of winter.

Remember that USDA zone info for Texarkana is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Texarkana you get a frost after March 15 so make sure that you are prepared to cover your bidens if you have a surprise late frost.

USDA Zone Info for Texarkana

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 Texarkana

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