When to Plant Mecardonia in Vernon Hills, IL

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of estimating when to plant mecardonia is to refer to the USDA zone info for Vernon Hills.


Planting Calendar for Mecardonia

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

Since mecardonia do not do well in cold weather it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant mecardonia in Vernon Hills 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 mecardonia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your mecardonia may not have a chance to grow to maturity. Starting your mecardonia indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Vernon Hills. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Vernon Hills is not always accurate the actual date of last frost changes from year to year. Half of the time in Vernon Hills last frost occurs after April 15 so make sure that you are prepared to protect your mecardonia if you have a surprise late frost.

USDA Zone Info for Vernon Hills

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Vernon Hills

You may be interested in your other planting guides for Vernon Hills.