The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A way of figuring out when it's the best time to plant bloodleaf is to use the USDA zone info for Havre.

Planting Calendar for Bloodleaf

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

Bloodleaf require warm weather which tells us that you really should wait until it warms up after the last frost has passed before you can plant them.

The earliest that you can plant bloodleaf in Havre is May. However, you really should wait until June 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 couple of weeks earlier.

Last Frost Date

In Havre the average date of last frost happens on May 15. It might get as low as -30°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Havre and it will vary from year to year. Half of the time in Havre you get surprised by a frost after May 15 so make sure that you are prepared to protect your bloodleaf in the event of a late frost.

USDA Zone Info for Havre

Here is the info for USDA Zone 4a.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-30°F
Highest Expected Low	-25°F

This means that on a really cold year, the coldest it will get is -30°F. On most years you should be prepared to experience lows near -25°F.

Plants to Grow in Havre

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