When to Plant Salvia in Manteno, IL

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Manteno you can figure out when it's a good idea to plant salvia by using 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.

Salvia are barely cold tolerant which tells us that you can start planting them slightly earlier than other frost tender plants.

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 Manteno 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 grow to maturity. You can get started a little bit earlier by starting your salvia indoors.

Last Frost Date

The average date of last frost is April 15 in Manteno. It might get as low as -15°F during the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Manteno and it changes from year to year. Since half of the time in Manteno last frost occurs after April 15 be ready to cover your salvia in the event of one of those late frosts.

USDA Zone Info for Manteno

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 Manteno

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