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

You should be able to estimate when to plant poppies by referring to the USDA zone info for Sheldon.

Planting Calendar for Poppies

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

You can plant poppies a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant poppies in Sheldon 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 poppies and expect a good harvest is probably August. You probably don't want to wait any later than that or else your poppies may not have a chance to fully mature. You can get started a few weeks earlier by starting your poppies indoors.

Last Frost Date

In Sheldon the average date of last frost happens on May 15. In the coldest months of winter you should expect an average low temperature of -25°F.

Since the USDA zone info for Sheldon is just an average the actual date of last frost is different every year. Since half of the time in Sheldon last frost occurs after May 15 be ready to cover your poppies if you have one of those late frosts.

USDA Zone Info for Sheldon

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°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 -20°F.

Plants to Grow in Sheldon

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