One of the first steps you take when you are getting a good idea 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.

By referring to the USDA zone info for Zone 10b you should be able to figure out when it's a good idea to plant poppies.

Planting Calendar for Poppies

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

You can plant poppies a bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant poppies in Zone 10b 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 poppies and expect a good harvest is probably October. You probably don't want to wait any later than that or else your poppies may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your poppies indoors.

Last Frost Date

The average date of last frost is January 31 in Zone 10b. In the coldest months of winter you can expect an average low temperature of 35°F.

Since the USDA zone info for Zone 10b is an average the actual date of last frost is different every year. Since half of the time in Zone 10b you get surprised by a frost after January 31 be ready to protect your poppies in the event of a late frost.

USDA Zone Info for Zone 10b

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Zone 10b

You may be interested in your other planting guides for Zone 10b.