The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Anacortes it's a good idea to estimate when it's possible 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.

Xerianthemum do well in some cold which means that you can plant them just a tiny bit earlier in the year than other frost tender plants.

The earliest that you can plant xerianthemum in Anacortes 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 grow to maturity. Starting your xerianthemum 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 Anacortes. In the coldest months of winter you should expect an average low temperature of 15°F.

Remember that USDA zone info for Anacortes is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Anacortes it frosts late in the year after March 15 be ready to protect your xerianthemum in the event of one of those late frosts.

USDA Zone Info for Anacortes

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 Anacortes

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