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

The best time to plant jerusalem artichokes in Nederland can be estimated 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.

Since jerusalem artichokes are one of those plants that can tolerate a little bit of cold weather you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant jerusalem artichokes in Nederland 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 really do well. If you are starting your jerusalem artichokes indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Nederland. You can expect an average low temperature of 20°F in the coldest months of winter.

It's important to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Nederland and it will vary from year to year. Since half of the time in Nederland there is a last frost after February 15 be ready to protect your jerusalem artichokes if you have a surprise late frost.

USDA Zone Info for Nederland

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Nederland

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