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 gayfeather in Troy can be determined by referring to 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 can survive in cold weather which tells us that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant gayfeather in Troy 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. Any later than that and your gayfeather may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your gayfeather indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Troy. It might get as low as -5°F during the coldest months of winter.

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 Troy and it is different every year. Half of the time in Troy last frost occurs after April 15 so always be ready to protect your gayfeather in the event of a surprise late frost.

USDA Zone Info for Troy

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Troy

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