One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's possible to plant scutellaria is to refer to the USDA zone info for Galena Park.

Planting Calendar for Scutellaria

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

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

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

Last Frost Date

In Galena Park the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 20°F.

Since the USDA zone info for Galena Park is just an average the actual date of last frost changes from year to year. Half of the time in Galena Park last frost occurs after February 15 so make sure that you are prepared to cover your scutellaria if you have a late frost.

USDA Zone Info for Galena Park

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°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 25°F.

Plants to Grow in Galena Park

You may be interested in your other planting guides for Galena Park.