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 bittercress in Spring Valley can be determined by reviewing 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 are barely cold tolerant which means that you can start planting them slightly earlier than other plants that might not handle the cold.

The earliest that you can plant bittercress in Spring Valley 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. If you wait any later than that and your bittercress may not have a chance to fully mature. If you are starting your bittercress 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 Spring Valley. You should expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Spring Valley is just an average and the actual date of last frost changes from year to year. Half of the time in Spring Valley you get surprised by a frost after April 15 so make sure that you are prepared to protect your bittercress in the event of a late frost.

USDA Zone Info for Spring Valley

Here is the info for USDA Zone 6b.

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

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

Plants to Grow in Spring Valley

You may be interested in your other planting guides for Spring Valley.