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When to Plant Red Hot Pokers in Superior, WI

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.

A common way of figuring out when it's the best time to plant red hot pokers is to consult the USDA zone info for Superior.


Planting Calendar for Red Hot Pokers

Frost tolerance for red hot pokers: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Red Hot Pokers do well in cold which means that you can start planting them much earlier than more sensitive plants.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant red hot pokers
Possibly ok, but a risky time to plant red hot pokers
Probably not a good time to plant red hot pokers

The earliest that you can plant red hot pokers in Superior 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 red hot pokers and expect a good harvest is probably August. You probably don't want to wait any later than that or else your red hot pokers may not have a chance to grow to maturity. Starting your red hot pokers indoors is a great way to get them started a few weeks earlier.

Last Frost Date

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

It's important to remember 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 Superior and it can change quite a bit from year to year. Since half of the time in Superior it frosts late in the year after May 15 be ready to protect your red hot pokers in the event of a surprise late frost.

USDA Zone Info for Superior

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 Superior

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