Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of figuring out when you can plant ageratum is to refer to the USDA zone info for Ocean Shores.

Planting Calendar for Ageratum

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

Ageratum are not cold tolerant which means that it's necessary to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant ageratum in Ocean Shores 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 ageratum and expect a good harvest is probably September. If you wait 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 few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Ocean Shores. In the coldest months of winter you should expect an average low temperature of 20°F.

Just be sure to remember that USDA zone info for Ocean Shores is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Ocean Shores you get surprised by a frost after February 15 so just be sure to be ready to protect your ageratum if you have one of those late frosts.

USDA Zone Info for Ocean Shores

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

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

Plants to Grow in Ocean Shores

You may be interested in your other planting guides for Ocean Shores.