One of the first steps you take when you are making a decision about 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.

A common way of determining when you can plant creeping zinnia is to consult the USDA zone info for Anacortes.

Planting Calendar for Creeping Zinnia

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

You can plant creeping zinnia a bit earlier in the year because they do ok in moderate cold.

The earliest that you can plant creeping zinnia 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 creeping zinnia and expect a good harvest is probably August. If you wait any later than that and your creeping zinnia may not have a chance to grow to maturity. If you are starting your creeping zinnia indoors then you might be able to get away with starting them a few 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.

Since the USDA zone info for Anacortes is just an average the actual date of last frost changes from year to year. Since half of the time in Anacortes there is a last frost after March 15 be ready to cover your creeping zinnia in the event of a surprise late frost.

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.