The USDA Zone info is a great tool for gardeners to help us estimate 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.

You can estimate when it's a good idea to plant chives in Sioux Falls by looking at the USDA zone info.

Planting Calendar for Chives

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

Chives do ok in cold weather which means that you can plant them quite a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant chives 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 chives and expect a good harvest is probably August. You probably don't want to wait any later than that or else your chives may not have a chance to fully mature. Starting your chives indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Sioux Falls. It might get as low as -25°F during the coldest months of winter.

It's important to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Sioux Falls and it can change quite a bit from year to year. Since half of the time in Sioux Falls there is a last frost after May 15 be ready to cover your chives in the event of a surprise late frost.

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.