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.

A way of figuring out when to plant creeping zinnia is to use the USDA zone info for Norwich.

Planting Calendar for Creeping Zinnia

Frost tolerance for creeping zinnia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Creeping Zinnia are one of those plants that can tolerate a tiny bit of cold weather which tells us that you can plant them slightly earlier than more sensitive plants.

The earliest that you can plant creeping zinnia in Norwich 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 creeping zinnia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your creeping zinnia may not have a chance to grow to maturity. Starting your creeping zinnia indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Norwich. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Norwich is an average the actual date of last frost changes from year to year. Half of the time in Norwich you get surprised by a frost after April 15 so make sure that you are ready to protect your creeping zinnia in the event of a late frost.

USDA Zone Info for Norwich

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Norwich

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