The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Valley Stream you can figure out 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 when the weather gets warmer.

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

The earliest that you can plant catharanthus in Valley Stream 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. Starting your catharanthus indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Valley Stream. It might get as low as 5°F during the coldest months of winter.

Keep in mind that USDA zone info for Valley Stream is not always accurate and the actual date of last frost is different every year. Since half of the time in Valley Stream last frost occurs after April 15 be ready to protect your catharanthus if you have a surprise late frost.

USDA Zone Info for Valley Stream

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Valley Stream

You may be interested in your other planting guides for Valley Stream.