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

By checking out the USDA zone info for Alton you will be able to determine when it's a good idea to plant bloodleaf.

Planting Calendar for Bloodleaf

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

Since bloodleaf are not cold tolerant you really should wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant bloodleaf in Alton 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 fully mature. 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

The average date of last frost is April 15 in Alton. You should expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Alton is just an average the actual date of last frost is different every year. Half of the time in Alton you get a frost after April 15 so always be ready to protect your bloodleaf in the event of a late frost.

USDA Zone Info for Alton

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Alton

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