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 first chance to plant hamelia in Mattoon should be figured out by looking at the USDA zone info.

Planting Calendar for Hamelia

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

You can not plant hamelia until after all chance of frost has passed because they are not cold tolerant.

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

Last Frost Date

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

Since the USDA zone info for Mattoon is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Mattoon you get surprised by a frost after April 15 be ready to protect your hamelia in the event of a late frost.

USDA Zone Info for Mattoon

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 Mattoon

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