Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Sioux Falls you can figure out when it's a good idea to plant lavender cotton by referring to the USDA zone info.

Planting Calendar for Lavender Cotton

Frost tolerance for lavender cotton:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Lavender Cotton are one of those plants that can tolerate quite a bit of cold weather which means that you can plant them much earlier than more sensitive plants.

The earliest that you can plant lavender cotton in Sioux Falls 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 lavender cotton and expect a good harvest is probably August. Any later than that and your lavender cotton may not have a chance to fully mature. You can get started a little bit earlier by starting your lavender cotton indoors.

Last Frost Date

On average the last frost has passed is on May 15 in Sioux Falls. You should expect an average low temperature of -25°F in the coldest months of winter.

Remember that USDA zone info for Sioux Falls is not always accurate and the actual date of last frost is different every year. Half of the time in Sioux Falls you get a frost after May 15 so make sure that you are ready to protect your lavender cotton if you have one of those late frosts.

USDA Zone Info for Sioux 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 Sioux Falls

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