Before planting it is a good idea to find your USDA Zone info to determine 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.

A common way of getting a good idea when it's possible to plant steirodiscus is to examine the USDA zone info for Rockford.

Planting Calendar for Steirodiscus

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

Steirodiscus tend to make it in some cold which means that you can plant them just a tiny bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant steirodiscus in Rockford 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 steirodiscus and expect a good harvest is probably August. If you wait any later than that and your steirodiscus may not have a chance to fully mature. You can get started a little bit earlier by starting your steirodiscus indoors.

Last Frost Date

The average date of last frost is April 15 in Rockford. In the coldest months of winter you can expect an average low temperature of -15°F.

Keep in mind that USDA zone info for Rockford may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Rockford it frosts late in the year after April 15 be ready to cover your steirodiscus if you have a surprise late frost.

USDA Zone Info for Rockford

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 Rockford

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