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.

A way of making a decision about when you can plant heliotrope is to check out the USDA zone info for Hoopeston.

Planting Calendar for Heliotrope

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

Since heliotrope do not do well in cold weather you need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant heliotrope in Hoopeston 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. If you wait any later than that and your heliotrope may not have a chance to fully mature. Starting your heliotrope indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Hoopeston the average date of last frost happens on April 15. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Hoopeston is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Hoopeston last frost occurs after April 15 so make sure that you are prepared to cover your heliotrope in the event of a surprise late frost.

USDA Zone Info for Hoopeston

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 Hoopeston

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