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.

The earliest that you can plant baby's breath in Colville can be determined by looking at 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 are one of those plants that can tolerate a little bit of cold weather which means that you can plant them a little bit earlier than other frost tender plants.

The earliest that you can plant baby's breath in Colville 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. You probably don't want to wait any later than that or else your baby's breath may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your baby's breath indoors.

Last Frost Date

On average the last frost is on April 15 in Colville. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Colville is an average the actual date of last frost changes from year to year. Since half of the time in Colville last frost occurs after April 15 be ready to cover your baby's breath if you have one of those late frosts.

USDA Zone Info for Colville

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 Colville

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