Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of getting a good idea when you can plant twinspur is to use the USDA zone info for Woonsocket.

Planting Calendar for Twinspur

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

Twinspur do ok in a little bit of cold which tells us that you can plant them just a bit earlier in the year than other frost tender plants.

The earliest that you can plant twinspur in Woonsocket 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. Any later than that and your twinspur may not have a chance to grow to maturity. You can get started a little bit earlier by starting your twinspur indoors.

Last Frost Date

On average the last frost is on April 15 in Woonsocket. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Woonsocket is not always accurate the actual date of last frost will vary from year to year. Half of the time in Woonsocket it frosts late in the year after April 15 so make sure that you are prepared to protect your twinspur in the event of a surprise late frost.

USDA Zone Info for Woonsocket

Here is the info for USDA Zone 6a.

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

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Woonsocket

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