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.

It's possible to figure out when it's a good idea to plant bachelor buttons by using the USDA zone info for Windsor.

Planting Calendar for Bachelor Buttons

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

You can plant bachelor buttons just a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant bachelor buttons in Windsor is January. However, you really should wait until February if you don't want to take any chances.

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

Last Frost Date

On average the last frost has passed is on February 15 in Windsor. In the coldest months of winter you can expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Windsor is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Windsor you get a frost after February 15 so make sure that you are prepared to cover your bachelor buttons in the event of a surprise late frost.

USDA Zone Info for Windsor

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Windsor

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