Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Bisbee you can determine when to plant polka dot plant by looking at the USDA zone info.

Planting Calendar for Polka Dot Plant

Frost tolerance for polka dot plant:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's not a good idea to plant polka dot plant until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant polka dot plant in Bisbee is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant polka dot plant and expect a good harvest is probably August. You probably don't want to wait any later than that or else your polka dot plant may not have a chance to grow to maturity. If you are starting your polka dot plant indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Bisbee. In the coldest months of winter you can expect an average low temperature of 15°F.

Just be sure to remember that USDA zone info for Bisbee may not be accurate from year to year and the actual date of last frost changes from year to year. Since half of the time in Bisbee you get surprised by a frost after March 15 be ready to protect your polka dot plant 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.