One of the best tools that you have as gardeners to help us determine 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.

One way of estimating when it's possible to plant bloodleaf is to refer to the USDA zone info for Spearfish.

Planting Calendar for Bloodleaf

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

Bloodleaf are not cold tolerant which means that you really should wait until it warms up after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant bloodleaf in Spearfish 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 bloodleaf and expect a good harvest is probably August. You probably don't want to wait any later than that or else your bloodleaf may not have a chance to grow to maturity. If you are starting your bloodleaf indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Spearfish the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -20°F.

Remember 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 Spearfish and it is different every year. Half of the time in Spearfish last frost occurs after April 15 so always be ready to protect your bloodleaf if you have a late frost.

USDA Zone Info for Spearfish

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Spearfish

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