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.

One way of figuring out when to plant bower vine is to examine the USDA zone info for Alma.

Planting Calendar for Bower Vine

Frost tolerance for bower vine:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's probably a bad idea to plant bower vine until after the last frost because they are not cold tolerant.

The earliest that you can plant bower vine in Alma 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 bower vine and expect a good harvest is probably August. You probably don't want to wait any later than that or else your bower vine may not have a chance to really do well. You can get started a couple of weeks earlier by starting your bower vine indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Alma. You should expect an average low temperature of 5°F in the coldest months of winter.

Since the USDA zone info for Alma may not be accurate from year to year the actual date of last frost is different every year. Half of the time in Alma you get surprised by a frost after April 15 so make sure that you are prepared to protect your bower vine if you have a surprise late frost.

USDA Zone Info for Alma

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Alma

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