One of the first steps you take when you are making a decision about your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to estimate when it's a good idea to plant hamburg root parsley by referring to the USDA zone info for Santa Ana.

Planting Calendar for Hamburg root parsley

Frost tolerance for hamburg root parsley:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Since hamburg root parsley are moderately cold tolerant you can plant them a little earlier in the year than other frost tender plants.

The earliest that you can plant hamburg root parsley in Santa Ana 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 hamburg root parsley and expect a good harvest is probably October. You probably don't want to wait any later than that or else your hamburg root parsley may not have a chance to really do well. Starting your hamburg root parsley indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

The average date of last frost is January 31 in Santa Ana. You can expect an average low temperature of 30°F in the coldest months of winter.

Remember that USDA zone info for Santa Ana may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Santa Ana there is a last frost after January 31 so always be ready to cover your hamburg root parsley in the event of one of those late frosts.

USDA Zone Info for Santa Ana

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 Santa Ana

You may be interested in your other planting guides for Santa Ana.