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.

In Madison you can estimate when it's the best time to plant stoneseed by using the USDA zone info.

Planting Calendar for Stoneseed

Frost tolerance for stoneseed:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since stoneseed are not cold tolerant you must wait until after all chance of frost has passed before you can plant them.

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

The last month that you can plant stoneseed and expect a good harvest is probably August. If you wait any later than that and your stoneseed may not have a chance to fully mature. Starting your stoneseed indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Madison. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Madison may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Madison you get a frost after April 15 be ready to cover your stoneseed in the event of a surprise late frost.

USDA Zone Info for Madison

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 Madison

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