One of the best tools that you have as gardeners to help us determine 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.

The USDA zone info for Bremen can be read to figure out when it's the best time to plant california poppy.

Planting Calendar for California Poppy

Frost tolerance for california poppy:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

California Poppy do ok in moderate cold which tells us that you can start planting them slightly earlier than other frost tender plants.

The earliest that you can plant california poppy in Bremen is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant california poppy and expect a good harvest is probably August. If you wait any later than that and your california poppy may not have a chance to fully mature. You can get started a few weeks earlier by starting your california poppy indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Bremen. You can expect an average low temperature of 5°F in the coldest months of winter.

It's important to remember that USDA zone info for Bremen may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Since half of the time in Bremen you get a frost after April 15 be ready to protect your california poppy if you have one of those late frosts.

USDA Zone Info for Bremen

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 Bremen

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