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.

The USDA zone info for Lathrop should be reffered to in order to figure out when to plant arctotis.

Planting Calendar for Arctotis

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

You can plant arctotis just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant arctotis in Lathrop 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 arctotis and expect a good harvest is probably October. If you wait any later than that and your arctotis may not have a chance to grow to maturity. Starting your arctotis indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Lathrop. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Lathrop is an average the actual date of last frost will vary from year to year. Since half of the time in Lathrop you get a frost after February 15 be ready to cover your arctotis in the event of a surprise late frost.

USDA Zone Info for Lathrop

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 Lathrop

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