When to Plant Bidens in Monticello, KY

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

The earliest that you can plant bidens in Monticello should be determined by referring to 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 not a good idea to plant bidens until after the last frost has passed because they are not cold tolerant.

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 Monticello 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. If you are starting your bidens indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Monticello. You should expect an average low temperature of -5°F in the coldest months of winter.

Always keep in mind that USDA zone info for Monticello is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Monticello it frosts late in the year after April 15 be ready to protect your bidens in the event of a surprise late frost.

USDA Zone Info for Monticello

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 Monticello

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