One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. 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 estimating when it's a good idea to plant ageratum is to consult the USDA zone info for Goose Creek.

Planting Calendar for Ageratum

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

Since ageratum are not cold tolerant it is important to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant ageratum in Goose Creek 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. Starting your ageratum indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Goose Creek. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Goose Creek is just an average the actual date of last frost will vary from year to year. Since half of the time in Goose Creek it frosts late in the year after March 15 be ready to protect your ageratum if you have a surprise late frost.

USDA Zone Info for Goose Creek

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 Goose Creek

You may be interested in your other planting guides for Goose Creek.