When to Plant Digitalis in Pontiac, IL

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Pontiac can be looked at to determine when it's a good idea to plant digitalis.

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Planting Calendar for Digitalis

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

Digitalis are one of those plants that can tolerate a little bit of cold weather which means that you can plant them earlier than more sensitive plants.

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

The earliest that you can plant digitalis in Pontiac 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. You probably don't want to wait any later than that or else your digitalis may not have a chance to grow to maturity. If you are starting your digitalis indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

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

Since the USDA zone info for Pontiac is an average the actual date of last frost changes from year to year. Half of the time in Pontiac there is a last frost after April 15 so be sure to be ready to protect your digitalis in the event of a surprise late frost.

USDA Zone Info for Pontiac

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 Pontiac

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