One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to determine when it's possible to plant ageratum by reviewing the USDA zone info for Stevens Point.

Planting Calendar for Ageratum

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

Since ageratum do not do well in cold weather you must wait until after the last frost before you can plant them.

The earliest that you can plant ageratum in Stevens Point is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant ageratum and expect a good harvest is probably August. You probably don't want to wait any later than that or else your ageratum may not have a chance to fully mature. You can get started a little bit earlier by starting your ageratum indoors.

Last Frost Date

The average date of last frost is May 15 in Stevens Point. In the coldest months of winter you can expect an average low temperature of -25°F.

Always keep in mind that USDA zone info for Stevens Point is not always accurate and the actual date of last frost changes from year to year. Since half of the time in Stevens Point you get a frost after May 15 be ready to protect your ageratum if you have a surprise late frost.

USDA Zone Info for Stevens Point

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Stevens Point

You may be interested in your other planting guides for Stevens Point.