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.

By checking out the USDA zone info for Laurel it's a good idea to figure out when to plant digitalis.

Planting Calendar for Digitalis

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

Digitalis do well in moderate cold which tells us that you can plant them earlier than other plants that might not handle the cold.

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

The last month that you can plant digitalis and expect a good harvest is probably August. 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 the last frost has passed is on May 15 in Laurel. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Laurel is not always accurate the actual date of last frost will vary from year to year. Half of the time in Laurel there is a last frost after May 15 so always be ready to cover your digitalis if you have a late frost.

USDA Zone Info for Laurel

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Laurel

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