One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first chance to plant bittercress in Whitewater can be determined by using the USDA zone info.

Planting Calendar for Bittercress

Frost tolerance for bittercress:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Bittercress do ok in some cold which tells us that you can plant them slightly earlier in the year than other plants that might not handle the cold.

The earliest that you can plant bittercress in Whitewater 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 bittercress and expect a good harvest is probably August. Any later than that and your bittercress may not have a chance to fully mature. You can get started a few weeks earlier by starting your bittercress indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Whitewater. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Whitewater may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Whitewater there is a last frost after April 15 be ready to cover your bittercress in the event of one of those late frosts.

USDA Zone Info for Whitewater

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Whitewater

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