Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to figure out when it's possible to plant jerusalem artichokes by checking out the USDA zone info for Morrilton.

Planting Calendar for Jerusalem artichokes

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

Jerusalem artichokes are moderately cold tolerant which tells us that you can plant them a little bit earlier than other frost tender plants.

The earliest that you can plant jerusalem artichokes in Morrilton is February. However, you really should wait until March 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 September. Any later than that and your jerusalem artichokes may not have a chance to fully mature. Starting your jerusalem artichokes indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Morrilton. It might get as low as 5°F during the coldest months of winter.

Keep in mind that USDA zone info for Morrilton is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Morrilton you get surprised by a frost after April 15 so always be ready to protect your jerusalem artichokes if you have one of those late frosts.

USDA Zone Info for Morrilton

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Morrilton

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