When to Plant Violets in New Berlin, WI

Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for New Berlin should be looked at to figure out when it's the best time to plant violets.


Planting Calendar for Violets

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

You can plant violets a bit earlier in the year because they are moderately cold tolerant.

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

The earliest that you can plant violets in New Berlin 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 violets and expect a good harvest is probably September. You probably don't want to wait any later than that or else your violets may not have a chance to really do well. Starting your violets indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In New Berlin the average date of last frost happens on April 15. You can expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for New Berlin is an average the actual date of last frost can change quite a bit from year to year. Half of the time in New Berlin last frost occurs after April 15 so make sure that you are prepared to protect your violets if you have a late frost.

USDA Zone Info for New Berlin

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 New Berlin

You may be interested in your other planting guides for New Berlin.