Before planting it is a good idea to find your USDA Zone info to estimate 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 Lake Geneva can be reffered to in order to estimate when it's possible to plant chrysocephalum.

Planting Calendar for Chrysocephalum

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

Chrysocephalum require warm weather which means that it is necessary to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant chrysocephalum in Lake Geneva 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 little bit earlier by starting your chrysocephalum indoors.

Last Frost Date

The average date of last frost is April 15 in Lake Geneva. It might get as low as -15°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Lake Geneva may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Lake Geneva you get a frost after April 15 so always be ready to protect your chrysocephalum if you have a surprise late frost.

USDA Zone Info for Lake Geneva

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Lake Geneva

You may be interested in your other planting guides for Lake Geneva.