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 chance to plant bower vine in Blue Island should be determined by referring to the USDA zone info.

Planting Calendar for Bower Vine

Frost tolerance for bower vine:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Since bower vine are not cold tolerant you must wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant bower vine in Blue Island 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. If you wait any later than that and your bower vine may not have a chance to really do well. Starting your bower vine indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Blue Island. You should expect an average low temperature of -10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Blue Island is just an average and the actual date of last frost is different every year. Since half of the time in Blue Island you get surprised by a frost after April 15 be ready to cover your bower vine if you have one of those late frosts.

USDA Zone Info for Blue Island

Here is the info for USDA Zone 6a.

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

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

Plants to Grow in Blue Island

You may be interested in your other planting guides for Blue Island.