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

By using the USDA zone info for Rockland it's possible to determine when it's the best time to plant xerianthemum.

Planting Calendar for Xerianthemum

Frost tolerance for xerianthemum:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant xerianthemum a bit earlier in the year because they are barely cold tolerant.

The earliest that you can plant xerianthemum in Rockland 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 xerianthemum and expect a good harvest is probably August. If you wait any later than that and your xerianthemum may not have a chance to fully mature. You can get started a little bit earlier by starting your xerianthemum indoors.

Last Frost Date

On average the last frost is on April 15 in Rockland. In the coldest months of winter you can expect an average low temperature of -10°F.

Keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Rockland and it changes from year to year. Since half of the time in Rockland it frosts late in the year after April 15 be ready to cover your xerianthemum in the event of a late frost.

USDA Zone Info for Rockland

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Rockland

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