One of the best tools that you have as gardeners to help us estimate 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 USDA zone info for River Falls can be reviewed to determine when you can plant bunny tails grass.

Planting Calendar for Bunny Tails grass

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

You can plant bunny tails grass just a tiny bit earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

The earliest that you can plant bunny tails grass in River Falls 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 bunny tails grass and expect a good harvest is probably August. Any later than that and your bunny tails grass may not have a chance to really do well. Starting your bunny tails grass indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on May 15 in River Falls. In the coldest months of winter you should expect an average low temperature of -25°F.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for River Falls and it can change quite a bit from year to year. Half of the time in River Falls it frosts late in the year after May 15 so make sure that you are prepared to protect your bunny tails grass if you have one of those late frosts.

USDA Zone Info for River Falls

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in River Falls

You may be interested in your other planting guides for River Falls.