The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of getting a good idea when it's a good idea to plant digitalis is to examine the USDA zone info for Rantoul.

Planting Calendar for Digitalis

Frost tolerance for digitalis:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since digitalis are moderately cold tolerant you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant digitalis in Rantoul is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant digitalis and expect a good harvest is probably September. Any later than that and your digitalis may not have a chance to really do well. If you are starting your digitalis indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

It's important to remember that USDA zone info for Rantoul is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Rantoul it frosts late in the year after April 15 be ready to cover your digitalis if you have one of those late frosts.

USDA Zone Info for Rantoul

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 Rantoul

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