When to Plant Salvia in Blue Island, IL

One of the first steps you take when you are getting a good idea 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.

One way of estimating when you can plant salvia is to refer to the USDA zone info for Blue Island.

Create beautiful hand-made plants at forever-plants.com

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.

Salvia are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can start planting them slightly earlier than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant salvia
Possibly ok, but a risky time to plant salvia
Probably not a good time to plant salvia

The earliest that you can plant salvia in Blue Island 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. You probably don't want to wait any later than that or else your salvia may not have a chance to fully mature. If you are starting your salvia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Blue Island the average date of last frost happens on April 15. In the coldest months of winter you can expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Blue Island is not always accurate and the actual date of last frost is different every year. Since half of the time in Blue Island you get a frost after April 15 be ready to cover your salvia in the event of one of those late frosts.

USDA Zone Info for Blue Island

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 Blue Island

You may be interested in your other planting guides for Blue Island.