One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By checking out the USDA zone info for Madison it's possible to estimate when it's the best time to plant bower vine.

Planting Calendar for Bower Vine

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

You should not plant bower vine until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant bower vine in Madison 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 grow to maturity. You can get started a few weeks earlier by starting your bower vine indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Madison. In the coldest months of winter you can expect an average low temperature of -10°F.

Always keep in mind that USDA zone info for Madison is just an average and the actual date of last frost will vary from year to year. Since half of the time in Madison there is a last frost after April 15 be ready to protect your bower vine if you have one of those late frosts.

USDA Zone Info for Madison

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 Madison

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