The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when to plant baby's breath in Downingtown by checking out the USDA zone info.

Planting Calendar for Baby's Breath

Frost tolerance for baby's breath:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Baby's Breath do well in moderate cold which means that you can plant them earlier than more sensitive plants.

The earliest that you can plant baby's breath in Downingtown 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 baby's breath and expect a good harvest is probably September. Any later than that and your baby's breath may not have a chance to really do well. If you are starting your baby's breath indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Downingtown. You should expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Downingtown is an average the actual date of last frost will vary from year to year. Since half of the time in Downingtown you get surprised by a frost after April 15 be ready to protect your baby's breath if you have one of those late frosts.

USDA Zone Info for Downingtown

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 Downingtown

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