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

In Kearny you can figure out when it's a good idea to plant jerusalem artichokes by looking at the USDA zone info.

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 do well in moderate cold which tells us that you can start planting them earlier than other plants that might not handle the cold.

The earliest that you can plant jerusalem artichokes in Kearny 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. If you wait any later than that and your jerusalem artichokes may not have a chance to really do well. You can get started a little bit earlier by starting your jerusalem artichokes indoors.

Last Frost Date

In Kearny the average date of last frost happens on April 15. You can expect an average low temperature of 0°F in the coldest months of winter.

Since the USDA zone info for Kearny may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Half of the time in Kearny it frosts late in the year after April 15 so make sure that you are ready to cover your jerusalem artichokes in the event of one of those late frosts.

USDA Zone Info for Kearny

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Kearny

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