When to Plant Poppies in Slinger, WI

One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You can figure out when to plant poppies in Slinger by referring to the USDA zone info.


Planting Calendar for Poppies

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

Poppies are one of those plants that can tolerate a little bit of cold weather which tells us that you can start planting them earlier than plants that are more sensitive to the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant poppies
Possibly ok, but a risky time to plant poppies
Probably not a good time to plant poppies

The earliest that you can plant poppies in Slinger 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 poppies and expect a good harvest is probably September. If you wait any later than that and your poppies may not have a chance to fully mature. Starting your poppies indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Slinger. It might get as low as -20°F during the coldest months of winter.

Since the USDA zone info for Slinger is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Slinger there is a last frost after April 15 be ready to protect your poppies if you have a late frost.

USDA Zone Info for Slinger

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-20°F
Highest Expected Low-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Slinger

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