One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

A common way of estimating when it's possible to plant jerusalem artichokes is to use the USDA zone info for Belgrade.

Planting Calendar for Jerusalem artichokes

Frost tolerance for jerusalem artichokes:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since jerusalem artichokes do well in moderate cold you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant jerusalem artichokes in Belgrade 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 jerusalem artichokes and expect a good harvest is probably August. Any later than that and your jerusalem artichokes may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your jerusalem artichokes indoors.

Last Frost Date

The average date of last frost is May 15 in Belgrade. You should expect an average low temperature of -30°F in the coldest months of winter.

Always keep in mind that USDA zone info for Belgrade is an average and the actual date of last frost will vary from year to year. Half of the time in Belgrade you get surprised by a frost after May 15 so just be sure to be ready to protect your jerusalem artichokes in the event of one of those late frosts.

USDA Zone Info for Belgrade

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 Belgrade

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