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.

In Addison you can estimate when you can plant chrysocephalum 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 when the weather gets warmer.

Since chrysocephalum do not do well in cold weather it is necessary to wait until after the last frost before you can plant them.

The earliest that you can plant chrysocephalum in Addison 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. If you wait any later than that and 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

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

It's important to remember that USDA zone info for Addison is just an average and the actual date of last frost will vary from year to year. Since half of the time in Addison last frost occurs after April 15 be ready to cover your chrysocephalum in the event of a late frost.

USDA Zone Info for Addison

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 Addison

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