One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Demarest you can determine when it's the best time to plant catharanthus by reviewing the USDA zone info.

Planting Calendar for Catharanthus

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

It's probably a bad idea to plant catharanthus until after all chance of frost has passed because they require warm weather.

The earliest that you can plant catharanthus in Demarest 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. You probably don't want to wait any later than that or else your catharanthus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your catharanthus indoors.

Last Frost Date

The average date of last frost is April 15 in Demarest. In the coldest months of winter you can expect an average low temperature of 0°F.

Since the USDA zone info for Demarest may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Demarest last frost occurs after April 15 be ready to cover your catharanthus if you have a late frost.

USDA Zone Info for Demarest

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Demarest

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