The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Steger it's possible to figure out when it's the best time to plant evolvulus.

Planting Calendar for Evolvulus

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

Since evolvulus require warm weather it's important to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant evolvulus in Steger 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 evolvulus and expect a good harvest is probably August. You probably don't want to wait any later than that or else your evolvulus may not have a chance to fully mature. You can get started a few weeks earlier by starting your evolvulus indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Steger. It might get as low as -15°F during the coldest months of winter.

Keep in mind that USDA zone info for Steger is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Steger you get a frost after April 15 so make sure that you are prepared to protect your evolvulus if you have a surprise late frost.

USDA Zone Info for Steger

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 Steger

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