The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Metter should be reviewed to determine when it's the best time to plant ageratum.

Planting Calendar for Ageratum

Frost tolerance for ageratum:	Not tolerant of frost.
When to plant:	After the last frost.

It's not a good idea to plant ageratum until after the last frost because they require warm weather.

The earliest that you can plant ageratum in Metter 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 ageratum and expect a good harvest is probably August. Any later than that and your ageratum may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your ageratum indoors.

Last Frost Date

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

Since the USDA zone info for Metter may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Metter you get a frost after March 15 so be sure to be ready to cover your ageratum in the event of a surprise late frost.

USDA Zone Info for Metter

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Metter

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