When to Plant Monkey Flower in Olney, IL

Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Olney you can figure out when it's the best time to plant monkey flower by using the USDA zone info.

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Planting Calendar for Monkey Flower

Frost tolerance for monkey flower: Not tolerant of frost.
When to plant: After all chance of frost has passed.

Monkey Flower require warm weather which tells us that it's important to wait until it warms up after the last frost has passed before you can plant them.

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

The earliest that you can plant monkey flower in Olney 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 monkey flower and expect a good harvest is probably August. If you wait any later than that and your monkey flower may not have a chance to fully mature. Starting your monkey flower indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Just be sure to remember that USDA zone info for Olney is just an average and the actual date of last frost will vary from year to year. Half of the time in Olney there is a last frost after April 15 so make sure that you are ready to cover your monkey flower in the event of a late frost.

USDA Zone Info for Olney

Here is the info for USDA Zone 6a.

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

Plants to Grow in Olney

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