The USDA Zone info is a great tool for gardeners to help us determine 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 earliest that you can plant gayfeather in Auburn can be estimated by checking out the USDA zone info.

Planting Calendar for Gayfeather

Frost tolerance for gayfeather:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Gayfeather are very cold tolerant which tells us that you can plant them a quite a bit earlier than more sensitive plants.

The earliest that you can plant gayfeather in Auburn is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant gayfeather and expect a good harvest is probably September. You probably don't want to wait any later than that or else your gayfeather may not have a chance to really do well. You can get started a little bit earlier by starting your gayfeather indoors.

Last Frost Date

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

It's important to remember that the actual date of last frost is an average because it is based on the USDA zone info for Auburn and it can change quite a bit from year to year. Half of the time in Auburn there is a last frost after April 15 so be sure to be ready to cover your gayfeather if you have a surprise late frost.

USDA Zone Info for Auburn

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 Auburn

You may be interested in your other planting guides for Auburn.