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

By using the USDA zone info for Philadelphia you will be able to determine when you can plant baby's breath.

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 can survive in moderate cold which means that you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant baby's breath in Philadelphia 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. If you wait any later than that and your baby's breath may not have a chance to grow to maturity. If you are starting your baby's breath indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Philadelphia. It might get as low as 0°F during the coldest months of winter.

Keep in mind that USDA zone info for Philadelphia is not always accurate and the actual date of last frost will vary from year to year. Since half of the time in Philadelphia it frosts late in the year after April 15 be ready to protect your baby's breath if you have a surprise late frost.

USDA Zone Info for Philadelphia

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Philadelphia

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