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.

The first chance to plant salvia in Olympia Fields should be determined by looking at the USDA zone info.

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 are barely cold tolerant.

The earliest that you can plant salvia in Olympia Fields 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 little bit earlier by starting your salvia indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Olympia Fields. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Olympia Fields may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Olympia Fields you get a frost after April 15 be ready to protect your salvia if you have a late frost.

USDA Zone Info for Olympia Fields

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Olympia Fields

You may be interested in your other planting guides for Olympia Fields.