One of the best tools that you have as gardeners to help us determine 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 first opportunity to plant bishop's weed in Valley City should be determined by looking at the USDA zone info.

Planting Calendar for Bishop's Weed

Frost tolerance for bishop's weed:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Bishop's Weed do well in cold weather which tells us that you can plant them earlier in the year than other frost tender plants.

The earliest that you can plant bishop's weed in Valley City 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 bishop's weed and expect a good harvest is probably August. If you wait any later than that and your bishop's weed may not have a chance to really do well. Starting your bishop's weed indoors is a great way to get them started a little bit earlier.

Last Frost Date

In Valley City the average date of last frost happens on May 15. It might get as low as -30°F during the coldest months of winter.

Just be sure to remember that USDA zone info for Valley City may not be accurate from year to year and the actual date of last frost is different every year. Half of the time in Valley City it frosts late in the year after May 15 so make sure that you are prepared to protect your bishop's weed in the event of a surprise late frost.

USDA Zone Info for Valley City

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Valley City

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