The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Norwich it's possible to figure out when it's a good idea to plant hibiscus.

Planting Calendar for Hibiscus

Frost tolerance for hibiscus:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Hibiscus do not do well in cold weather which means that you need to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

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

Last Frost Date

On average the last frost is on April 15 in Norwich. You should expect an average low temperature of -5°F in the coldest months of winter.

Remember that USDA zone info for Norwich is not always accurate and the actual date of last frost is different every year. Since half of the time in Norwich you get surprised by a frost after April 15 be ready to cover your hibiscus in the event of a late frost.

USDA Zone Info for Norwich

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 Norwich

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