Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By checking out the USDA zone info for Collingswood you should be able to determine when you can 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 tend to make it in very little cold which tells us that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant california poppy in Collingswood 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. You probably don't want to wait any later than that or else your california poppy may not have a chance to really do well. You can get started a few weeks earlier by starting your california poppy indoors.

Last Frost Date

The average date of last frost is April 15 in Collingswood. In the coldest months of winter you should expect an average low temperature of 0°F.

Since the USDA zone info for Collingswood is not always accurate the actual date of last frost changes from year to year. Since half of the time in Collingswood you get surprised by a frost after April 15 be ready to protect your california poppy if you have a surprise late frost.

USDA Zone Info for Collingswood

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Collingswood

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