One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can estimate when you can plant chrysocephalum in Waukee by reviewing the USDA zone info.

Planting Calendar for Chrysocephalum

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

It's a bad idea to plant chrysocephalum until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant chrysocephalum in Waukee 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. Any later than that and your chrysocephalum may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your chrysocephalum indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Waukee. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Waukee may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Waukee you get surprised by a frost after April 15 so always be ready to protect your chrysocephalum if you have a surprise late frost.

USDA Zone Info for Waukee

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Waukee

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