When to Plant Bidens in Perryville, MO

The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of getting a good idea when to plant bidens is to consult the USDA zone info for Perryville.

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Planting Calendar for Bidens

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

Since bidens are not cold tolerant it is important to wait until after the last frost before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant bidens
Possibly ok, but a risky time to plant bidens
Probably not a good time to plant bidens

The earliest that you can plant bidens in Perryville 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 grow to maturity. You can get started a little bit earlier by starting your bidens indoors.

Last Frost Date

The average date of last frost is April 15 in Perryville. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Perryville is an average the actual date of last frost is different every year. Since half of the time in Perryville last frost occurs after April 15 be ready to cover your bidens in the event of one of those late frosts.

USDA Zone Info for Perryville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-5°F
Highest Expected Low0°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 0°F.

Plants to Grow in Perryville

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