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

By checking out the USDA zone info for Campbell you will be able to determine when you can plant iceland poppy.

Planting Calendar for Iceland Poppy

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

Iceland Poppy do ok in moderate cold which tells us that you can plant them a little earlier in the year than more sensitive plants.

The earliest that you can plant iceland poppy in Campbell 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 iceland poppy and expect a good harvest is probably October. You probably don't want to wait any later than that or else your iceland poppy may not have a chance to fully mature. Starting your iceland poppy indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Campbell. It might get as low as 25°F during the coldest months of winter.

Since the USDA zone info for Campbell is just an average the actual date of last frost will vary from year to year. Since half of the time in Campbell you get a frost after February 15 be ready to cover your iceland poppy if you have a late frost.

USDA Zone Info for Campbell

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 Campbell

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