One of the first steps you take when you are determining 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 first chance to plant oriental poppies in Yreka should be determined by referring to 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 moderately cold tolerant you can plant them a little bit earlier in the year than other frost tender plants.

The earliest that you can plant oriental poppies in Yreka 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 oriental poppies and expect a good harvest is probably September. If you wait any later than that and your oriental poppies may not have a chance to really do well. You can get started a few weeks earlier by starting your oriental poppies indoors.

Last Frost Date

The average date of last frost is March 15 in Yreka. In the coldest months of winter you should expect an average low temperature of 10°F.

Always keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Yreka and it can change quite a bit from year to year. Since half of the time in Yreka you get a frost after March 15 be ready to protect your oriental poppies in the event of a surprise late frost.

USDA Zone Info for Yreka

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Yreka

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