One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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.

It's possible to figure out when it's a good idea to plant bidens by reviewing the USDA zone info for Barling.

Planting Calendar for Bidens

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

Since bidens are not cold tolerant it is necessary to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant bidens in Barling 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 fully mature. Starting your bidens indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Barling the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Barling and it can change quite a bit from year to year. Half of the time in Barling it frosts late in the year after April 15 so just be sure to be ready to protect your bidens in the event of a surprise late frost.

USDA Zone Info for Barling

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Barling

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