Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Chanute you can estimate when it's the best time to plant catharanthus by referring to the USDA zone info.

Planting Calendar for Catharanthus

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

Since catharanthus do not do well in cold weather it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant catharanthus in Chanute 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 catharanthus and expect a good harvest is probably August. Any later than that and your catharanthus may not have a chance to really do well. Starting your catharanthus indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Chanute. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Chanute is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Chanute last frost occurs after April 15 be ready to protect your catharanthus if you have a late frost.

USDA Zone Info for Chanute

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 Chanute

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