The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's the best time to plant digitalis by referring to the USDA zone info for Robinson.

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 one of those plants that can tolerate a little bit of cold weather you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant digitalis in Robinson 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. If you wait any later than that and your digitalis may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your digitalis indoors.

Last Frost Date

The average date of last frost is April 15 in Robinson. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Robinson and it will vary from year to year. Since half of the time in Robinson there is a last frost after April 15 be ready to cover your digitalis in the event of one of those late frosts.

USDA Zone Info for Robinson

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 Robinson

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