One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Mercedes can be used to determine when it's a good idea to plant chrysocephalum.

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 tells us that you really should wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant chrysocephalum in Mercedes is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant chrysocephalum and expect a good harvest is probably September. Any later than that and your chrysocephalum may not have a chance to really do well. You can get started a few weeks earlier by starting your chrysocephalum indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Mercedes. You should expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Mercedes is just an average and the actual date of last frost is different every year. Half of the time in Mercedes you get a frost after February 15 so make sure that you are prepared to cover your chrysocephalum in the event of a surprise late frost.

USDA Zone Info for Mercedes

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Mercedes

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