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.

You can estimate when to plant baby's breath in Watertown by using 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.

Since baby's breath are one of those plants that can tolerate a little bit of cold weather you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant baby's breath in Watertown is March. However, you really should wait until April 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 August. Any later than that and your baby's breath may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your baby's breath indoors.

Last Frost Date

In Watertown the average date of last frost happens on May 15. You can expect an average low temperature of -25°F in the coldest months of winter.

Since the USDA zone info for Watertown is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Watertown it frosts late in the year after May 15 so make sure that you are ready to cover your baby's breath in the event of a surprise late frost.

USDA Zone Info for Watertown

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Watertown

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