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 earliest that you can plant bachelor buttons in Archbald should be determined by reviewing the USDA zone info.

Planting Calendar for Bachelor Buttons

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

Since bachelor buttons are moderately cold tolerant you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant bachelor buttons in Archbald 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 bachelor buttons and expect a good harvest is probably September. You probably don't want to wait any later than that or else your bachelor buttons may not have a chance to grow to maturity. If you are starting your bachelor buttons indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Since the USDA zone info for Archbald is just an average the actual date of last frost will vary from year to year. Since half of the time in Archbald it frosts late in the year after April 15 be ready to protect your bachelor buttons if you have a surprise late frost.

USDA Zone Info for Archbald

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 Archbald

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