One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

One way of estimating when it's possible to plant bishop's weed is to look at the USDA zone info for Fredericksburg.

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.

You can plant bishop's weed much earlier in the year because they are very cold tolerant.

The earliest that you can plant bishop's weed in Fredericksburg 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 bishop's weed and expect a good harvest is probably September. If you wait any later than that and your bishop's weed may not have a chance to fully mature. If you are starting your bishop's weed indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Fredericksburg. It might get as low as 0°F during the coldest months of winter.

Since the USDA zone info for Fredericksburg is not always accurate the actual date of last frost will vary from year to year. Half of the time in Fredericksburg there is a last frost after April 15 so be sure to be ready to protect your bishop's weed in the event of a surprise late frost.

USDA Zone Info for Fredericksburg

Here is the info for USDA Zone 7a.

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

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

Plants to Grow in Fredericksburg

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