When to Plant Angelonia in Germantown, WI

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

It's a good idea to figure out when it's a good idea to plant angelonia by looking at the USDA zone info for Germantown.


Planting Calendar for Angelonia

Frost tolerance for angelonia: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

Angelonia do well in some cold which tells us that you can plant them slightly earlier in the year than more sensitive plants.

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

The earliest that you can plant angelonia in Germantown 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 angelonia and expect a good harvest is probably August. If you wait any later than that and your angelonia may not have a chance to grow to maturity. If you are starting your angelonia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Germantown the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -20°F.

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 Germantown and it will vary from year to year. Half of the time in Germantown last frost occurs after April 15 so always be ready to protect your angelonia in the event of one of those late frosts.

USDA Zone Info for Germantown

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 Germantown

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