One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant twinspur in Clayton can be determined by looking at the USDA zone info.

Planting Calendar for Twinspur

Frost tolerance for twinspur:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Twinspur are moderately cold tolerant which tells us that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant twinspur in Clayton 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 twinspur and expect a good harvest is probably September. If you wait any later than that and your twinspur may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your twinspur indoors.

Last Frost Date

In Clayton the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 5°F.

Remember that USDA zone info for Clayton is just an average and the actual date of last frost is different every year. Since half of the time in Clayton you get a frost after April 15 be ready to cover your twinspur in the event of one of those late frosts.

USDA Zone Info for Clayton

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°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 10°F.

Plants to Grow in Clayton

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