The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can estimate when it's a good idea to plant oriental poppies in American Canyon by using the USDA zone info.

Planting Calendar for Oriental poppies

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

Since oriental poppies are one of those plants that can tolerate a little bit of cold weather you can plant them just a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant oriental poppies in American Canyon 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 oriental poppies and expect a good harvest is probably October. Any later than that and your oriental poppies may not have a chance to grow to maturity. You can get started a little bit earlier by starting your oriental poppies indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in American Canyon. In the coldest months of winter you should expect an average low temperature of 25°F.

It's important to remember that USDA zone info for American Canyon may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in American Canyon it frosts late in the year after February 15 so make sure that you are prepared to protect your oriental poppies if you have one of those late frosts.

USDA Zone Info for American Canyon

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 American Canyon

You may be interested in your other planting guides for American Canyon.