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

A way of making a decision about when you can plant chrysocephalum is to refer to the USDA zone info for Maquoketa.

Planting Calendar for Chrysocephalum

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

It's not a good 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 Maquoketa 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 really do well. If you are starting your chrysocephalum 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 April 15 in Maquoketa. In the coldest months of winter you should expect an average low temperature of -20°F.

It's important to remember that USDA zone info for Maquoketa is just an average and the actual date of last frost changes from year to year. Half of the time in Maquoketa you get a frost after April 15 so make sure that you are prepared to protect your chrysocephalum in the event of a surprise late frost.

USDA Zone Info for Maquoketa

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 Maquoketa

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