One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Linwood should be used to determine when to plant ageratum.

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 need to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant ageratum in Linwood 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. 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

On average all chance of frost has passed is on April 15 in Linwood. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Linwood is just an average the actual date of last frost will vary from year to year. Half of the time in Linwood it frosts late in the year after April 15 so always be ready to protect your ageratum if you have a late frost.

USDA Zone Info for Linwood

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Linwood

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