When to Plant Scutellaria in Zone 2a

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

The first opportunity to plant scutellaria in Zone 2a can be figured out by referring to the USDA zone info.

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Planting Calendar for Scutellaria

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

You really shouldn't plant scutellaria until after the last frost when the weather gets warmer because they do not do well in cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant scutellaria
Possibly ok, but a risky time to plant scutellaria
Probably not a good time to plant scutellaria

The earliest that you can plant scutellaria in Zone 2a is May. However, you really should wait until June 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 few weeks earlier by starting your scutellaria indoors.

Last Frost Date

In Zone 2a the average date of last frost happens on May 15. In the coldest months of winter you can expect an average low temperature of -50°F.

Since the USDA zone info for Zone 2a may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Zone 2a there is a last frost after May 15 so make sure that you are prepared to cover your scutellaria in the event of one of those late frosts.

USDA Zone Info for Zone 2a

Here is the info for USDA Zone 2a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)August 15
Lowest Expected Low-50°F
Highest Expected Low-45°F

This means that on a really cold year, the coldest it will get is -50°F. On most years you should be prepared to experience lows near -45°F.

Plants to Grow in Zone 2a

You may be interested in your other planting guides for Zone 2a.