One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to figure out when it's the best time to plant jerusalem artichokes by looking at the USDA zone info for Laguna Niguel.

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 moderately cold tolerant you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant jerusalem artichokes in Laguna Niguel 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. You probably don't want to wait any later than that or else 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 few weeks earlier.

Last Frost Date

On average the last frost is on January 31 in Laguna Niguel. In the coldest months of winter you can expect an average low temperature of 30°F.

It's important to remember that USDA zone info for Laguna Niguel may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Laguna Niguel you get surprised by a frost after January 31 so always be ready to protect your jerusalem artichokes if you have one of those late frosts.

USDA Zone Info for Laguna Niguel

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°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 35°F.

Plants to Grow in Laguna Niguel

You may be interested in your other planting guides for Laguna Niguel.