One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By looking at the USDA zone info for Oakland it's a good idea to figure out when it's the best time to 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 mild cold which means that you can plant them a little earlier in the year than other plants that might not handle the cold.

The earliest that you can plant iceland poppy in Oakland is February. However, you really should wait until March 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 September. If you wait any later than that and your iceland poppy may not have a chance to grow to maturity. You can get started a little bit earlier by starting your iceland poppy indoors.

Last Frost Date

The average date of last frost is April 15 in Oakland. It might get as low as 5°F during the coldest months of winter.

Since the USDA zone info for Oakland is an average the actual date of last frost is different every year. Since half of the time in Oakland it frosts late in the year after April 15 be ready to cover your iceland poppy in the event of one of those late frosts.

USDA Zone Info for Oakland

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Oakland

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