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

It's possible to estimate when you can plant heliotrope by using the USDA zone info for Avon Lake.

Planting Calendar for Heliotrope

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

Since heliotrope require warm weather it is important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant heliotrope in Avon Lake 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 heliotrope and expect a good harvest is probably August. You probably don't want to wait any later than that or else your heliotrope may not have a chance to really do well. You can get started a couple of weeks earlier by starting your heliotrope indoors.

Last Frost Date

On average the last frost is on April 15 in Avon Lake. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Avon Lake is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Avon Lake you get a frost after April 15 so make sure that you are ready to cover your heliotrope if you have a surprise late frost.

USDA Zone Info for Avon Lake

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 Low	0°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 Avon Lake

You may be interested in your other planting guides for Avon Lake.