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.

You can estimate when it's the best time to plant bittercress in Hanover Park by looking at 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 well in very little cold which means that you can plant them slightly earlier in the year than other frost tender plants.

The earliest that you can plant bittercress in Hanover Park 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. You probably don't want to wait any later than that or else your bittercress may not have a chance to fully mature. Starting your bittercress indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Hanover Park. It might get as low as -15°F during the coldest months of winter.

Since the USDA zone info for Hanover Park may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Hanover Park you get surprised by a frost after April 15 so make sure that you are prepared to cover your bittercress in the event of one of those late frosts.

USDA Zone Info for Hanover Park

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Hanover Park

You may be interested in your other planting guides for Hanover Park.