Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Edmonds can be reffered to in order to figure out when it's the best time to plant chrysocephalum.

Planting Calendar for Chrysocephalum

Frost tolerance for chrysocephalum:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's a bad idea to plant chrysocephalum until after the last frost because they do not do well in cold weather.

The earliest that you can plant chrysocephalum in Edmonds 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 chrysocephalum and expect a good harvest is probably August. You probably don't want to wait any later than that or else your chrysocephalum may not have a chance to fully mature. If you are starting your chrysocephalum indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Edmonds the average date of last frost happens on March 15. In the coldest months of winter you can expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Edmonds may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Edmonds there is a last frost after March 15 be ready to protect your chrysocephalum in the event of a surprise late frost.

USDA Zone Info for Edmonds

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 Edmonds

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