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.

A way of figuring out when it's a good idea to plant bower vine is to check out the USDA zone info for Oshkosh.

Planting Calendar for Bower Vine

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

Since bower vine are not cold tolerant it is important to wait until after the last frost has passed before you can plant them.

The earliest that you can plant bower vine in Oshkosh 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. Any later than that and your bower vine may not have a chance to grow to maturity. Starting your bower vine indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Oshkosh. It might get as low as -20°F during the coldest months of winter.

Keep in mind that USDA zone info for Oshkosh may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Oshkosh it frosts late in the year after April 15 be ready to protect your bower vine if you have a late frost.

USDA Zone Info for Oshkosh

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Oshkosh

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