Before planting it is a good idea to find your USDA Zone info to estimate 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 possible to estimate when it's a good idea to plant jerusalem artichokes by using the USDA zone info for Chandler.

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 frost tender plants.

The earliest that you can plant jerusalem artichokes in Chandler is January. However, you really should wait until February 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 October. Any later than that and your jerusalem artichokes may not have a chance to grow to maturity. Starting your jerusalem artichokes indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Chandler. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Chandler is an average the actual date of last frost changes from year to year. Half of the time in Chandler you get a frost after February 15 so always be ready to cover your jerusalem artichokes in the event of a late frost.

USDA Zone Info for Chandler

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

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

Plants to Grow in Chandler

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