The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A common way of figuring out when it's a good idea to plant chrysocephalum is to examine the USDA zone info for Lebanon.

Planting Calendar for Chrysocephalum

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

Chrysocephalum are not cold tolerant which means that you need 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 Lebanon 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. Starting your chrysocephalum indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Lebanon. It might get as low as -5°F during the coldest months of winter.

It's important to remember that USDA zone info for Lebanon is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Lebanon it frosts late in the year after April 15 be ready to cover your chrysocephalum in the event of one of those late frosts.

USDA Zone Info for Lebanon

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Lebanon

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