Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In The Dalles you can figure out when it's a good idea to plant scutellaria 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 has passed.

It's probably a bad idea to plant scutellaria until after the last frost because they do not do well in cold weather.

The earliest that you can plant scutellaria in The Dalles 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. You probably don't want to wait any later than that or else your scutellaria may not have a chance to fully mature. You can get started a little bit earlier by starting your scutellaria indoors.

Last Frost Date

On average the last frost is on March 15 in The Dalles. In the coldest months of winter you can expect an average low temperature of 10°F.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for The Dalles and it will vary from year to year. Half of the time in The Dalles last frost occurs after March 15 so just be sure to be ready to cover your scutellaria in the event of a late frost.

USDA Zone Info for The Dalles

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in The Dalles

You may be interested in your other planting guides for The Dalles.