The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant scutellaria in Palos Heights can be figured out by using the USDA zone info.

Planting Calendar for Scutellaria

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

Scutellaria are not cold tolerant which tells us that you really should wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant scutellaria in Palos Heights 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 really do well. Starting your scutellaria indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Palos Heights. In the coldest months of winter you should expect an average low temperature of -15°F.

Remember that USDA zone info for Palos Heights is just an average and the actual date of last frost will vary from year to year. Since half of the time in Palos Heights it frosts late in the year after April 15 be ready to protect your scutellaria in the event of a late frost.

USDA Zone Info for Palos Heights

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

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

Plants to Grow in Palos Heights

You may be interested in your other planting guides for Palos Heights.