One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant baby's breath in Waterloo can be figured out by referring to 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 some cold which means that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant baby's breath in Waterloo 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 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 all chance of frost has passed is on April 15 in Waterloo. In the coldest months of winter you can expect an average low temperature of -10°F.

Since the USDA zone info for Waterloo is not always accurate the actual date of last frost will vary from year to year. Half of the time in Waterloo it frosts late in the year after April 15 so just be sure to be ready to protect your baby's breath in the event of a late frost.

USDA Zone Info for Waterloo

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 Waterloo

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