One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant scutellaria in Havre De Grace should be estimated by referring to the USDA zone info.

Planting Calendar for Scutellaria

Frost tolerance for scutellaria:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

Since scutellaria are not cold tolerant you need to wait until after the last frost before you can plant them.

The earliest that you can plant scutellaria in Havre De Grace 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 grow to maturity. Starting your scutellaria indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Havre De Grace. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Havre De Grace is an average the actual date of last frost will vary from year to year. Since half of the time in Havre De Grace it frosts late in the year after April 15 be ready to cover your scutellaria in the event of one of those late frosts.

USDA Zone Info for Havre De Grace

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Havre De Grace

You may be interested in your other planting guides for Havre De Grace.