The USDA Zone info is a great tool for gardeners to help us figure out 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.

A way of estimating when it's possible to plant foxglove is to look at the USDA zone info for Saranac Lake.

Planting Calendar for Foxglove

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

Since foxglove do well in moderate cold you can plant them a little bit earlier in the year than more sensitive plants.

The earliest that you can plant foxglove in Saranac Lake 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 foxglove and expect a good harvest is probably August. Any later than that and your foxglove may not have a chance to grow to maturity. Starting your foxglove indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Saranac Lake the average date of last frost happens on May 15. It might get as low as -30°F during the coldest months of winter.

Since the USDA zone info for Saranac Lake may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Saranac Lake it frosts late in the year after May 15 be ready to cover your foxglove if you have a late frost.

USDA Zone Info for Saranac Lake

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Saranac Lake

You may be interested in your other planting guides for Saranac Lake.