The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Silvis can be looked at to estimate when it's a good idea to plant moon vine.

Planting Calendar for Moon Vine

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

Moon Vine are not cold tolerant which means that you must wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant moon vine in Silvis 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 moon vine and expect a good harvest is probably August. If you wait any later than that and your moon vine may not have a chance to fully mature. Starting your moon vine indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Silvis. It might get as low as -15°F during the coldest months of winter.

Always keep in mind that USDA zone info for Silvis may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Silvis there is a last frost after April 15 so make sure that you are prepared to protect your moon vine if you have a surprise late frost.

USDA Zone Info for Silvis

Here is the info for USDA Zone 5b.

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

Plants to Grow in Silvis

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