The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Polson you should be able to figure out when you can plant lotus vine.

Planting Calendar for Lotus Vine

Frost tolerance for lotus vine:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Lotus Vine are barely cold tolerant which means that you can plant them slightly earlier than other frost tender plants.

The earliest that you can plant lotus vine in Polson is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant lotus vine and expect a good harvest is probably August. Any later than that and your lotus vine may not have a chance to really do well. If you are starting your lotus vine indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Polson the average date of last frost happens on April 15. You can expect an average low temperature of -10°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Polson may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Polson there is a last frost after April 15 so always be ready to protect your lotus vine if you have a late frost.

USDA Zone Info for Polson

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 Polson

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