When to Plant Mimulus in Russellville, KY

One of the best tools that you have as gardeners to help us figure out 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.

The earliest that you can plant mimulus in Russellville should be estimated by using the USDA zone info.


Planting Calendar for Mimulus

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

Mimulus require warm weather which tells us that you really should wait until it warms up after the last frost before you can plant them.

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

The earliest that you can plant mimulus in Russellville 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 mimulus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your mimulus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your mimulus indoors.

Last Frost Date

The average date of last frost is April 15 in Russellville. In the coldest months of winter you can expect an average low temperature of -5°F.

It's important to remember that USDA zone info for Russellville is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Russellville you get a frost after April 15 so make sure that you are prepared to protect your mimulus in the event of a late frost.

USDA Zone Info for Russellville

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 Russellville

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