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

The USDA zone info for Rome can be used to estimate when it's possible to plant scutellaria.

Planting Calendar for Scutellaria

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

Since scutellaria do not do well in cold weather you must wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant scutellaria in Rome 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 scutellaria and expect a good harvest is probably August. Any later than that and your scutellaria may not have a chance to really do well. You can get started a few weeks earlier by starting your scutellaria indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Rome. You can expect an average low temperature of -20°F in the coldest months of winter.

Remember that USDA zone info for Rome may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Rome last frost occurs after April 15 so always be ready to cover your scutellaria if you have one of those late frosts.

USDA Zone Info for Rome

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 Rome

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