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.

By referring to the USDA zone info for Rockport you will be able to estimate when to plant trachelium.

Planting Calendar for Trachelium

Frost tolerance for trachelium:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

It's probably not a good idea to plant trachelium until after the last frost because they require warm weather.

The earliest that you can plant trachelium in Rockport 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 trachelium and expect a good harvest is probably September. If you wait any later than that and your trachelium may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your trachelium indoors.

Last Frost Date

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

Since the USDA zone info for Rockport may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Rockport you get surprised by a frost after February 15 so be sure to be ready to protect your trachelium in the event of one of those late frosts.

USDA Zone Info for Rockport

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 Rockport

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