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.

In Bisbee you can determine when it's possible to plant lunaria by looking at the USDA zone info.

Planting Calendar for Lunaria

Frost tolerance for lunaria:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant lunaria a little earlier in the year because they do well in moderate cold.

The earliest that you can plant lunaria in Bisbee 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 lunaria and expect a good harvest is probably September. If you wait any later than that and your lunaria may not have a chance to really do well. You can get started a few weeks earlier by starting your lunaria indoors.

Last Frost Date

On average the last frost has passed is on March 15 in Bisbee. In the coldest months of winter you can expect an average low temperature of 15°F.

Since the USDA zone info for Bisbee may not be accurate from year to year the actual date of last frost changes from year to year. Half of the time in Bisbee you get surprised by a frost after March 15 so just be sure to be ready to cover your lunaria if you have one of those late frosts.

USDA Zone Info for Bisbee

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°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 20°F.

Plants to Grow in Bisbee

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