Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By using the USDA zone info for Wapakoneta it's a good idea to estimate when it's the best time to plant rock cress.

Planting Calendar for Rock Cress

Frost tolerance for rock cress:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Rock Cress can survive in cold weather which means that you can plant them a lot earlier in the year than more sensitive plants.

The earliest that you can plant rock cress in Wapakoneta 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 rock cress and expect a good harvest is probably September. You probably don't want to wait any later than that or else your rock cress may not have a chance to fully mature. You can get started a few weeks earlier by starting your rock cress indoors.

Last Frost Date

The average date of last frost is April 15 in Wapakoneta. It might get as low as -10°F during the coldest months of winter.

Always keep in mind that USDA zone info for Wapakoneta may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Wapakoneta there is a last frost after April 15 so be sure to be ready to protect your rock cress if you have a surprise late frost.

USDA Zone Info for Wapakoneta

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 Wapakoneta

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