Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's the best time to plant salvia by referring to the USDA zone info for Plainfield.

Planting Calendar for Salvia

Frost tolerance for salvia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant salvia slightly earlier in the year because they do ok in moderate cold.

The earliest that you can plant salvia in Plainfield 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 salvia and expect a good harvest is probably August. Any later than that and your salvia may not have a chance to fully mature. You can get started a few weeks earlier by starting your salvia indoors.

Last Frost Date

In Plainfield the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of 0°F.

It's important to remember that USDA zone info for Plainfield is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Plainfield you get surprised by a frost after April 15 so make sure that you are prepared to cover your salvia if you have a late frost.

USDA Zone Info for Plainfield

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 Plainfield

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