One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to estimate when it's a good idea to plant foxglove by checking out the USDA zone info for Madisonville.

Planting Calendar for Foxglove

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

Since foxglove are moderately cold tolerant you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant foxglove in Madisonville 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 fully mature. You can get started a little bit earlier by starting your foxglove indoors.

Last Frost Date

On average the last frost is on April 15 in Madisonville. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Madisonville is just an average the actual date of last frost is different every year. Half of the time in Madisonville there is a last frost after April 15 so just be sure to be ready to cover your foxglove if you have one of those late frosts.

USDA Zone Info for Madisonville

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Madisonville

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