When to Plant Anchusa in Sheboygan, WI

One of the first steps you take when you are estimating your gardening schedule is find your 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 best time to plant anchusa in Sheboygan can be determined by looking at the USDA zone info.


Planting Calendar for Anchusa

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

Anchusa are very cold tolerant which means that you can plant them a quite a bit earlier than other plants that might not handle the cold.

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

The earliest that you can plant anchusa in Sheboygan 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 anchusa and expect a good harvest is probably September. You probably don't want to wait any later than that or else your anchusa may not have a chance to fully mature. Starting your anchusa indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Sheboygan. You can expect an average low temperature of -15°F in the coldest months of winter.

It's important to remember that USDA zone info for Sheboygan is an average and the actual date of last frost is different every year. Half of the time in Sheboygan you get a frost after April 15 so make sure that you are ready to protect your anchusa if you have a late frost.

USDA Zone Info for Sheboygan

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Sheboygan

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