One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of determining when it's the best time to plant foxglove is to use the USDA zone info for Newark.

Planting Calendar for Foxglove

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

Foxglove 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.

The earliest that you can plant foxglove in Newark 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 foxglove and expect a good harvest is probably September. You probably don't want to wait any later than that or else your foxglove may not have a chance to really do well. Starting your foxglove indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Newark. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Newark is an average the actual date of last frost will vary from year to year. Half of the time in Newark last frost occurs after April 15 so make sure that you are ready to cover your foxglove in the event of a surprise late frost.

USDA Zone Info for Newark

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 Newark

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