When to Plant Regal Geranium in Zone 2a

Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. 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 regal geranium in Zone 2a can be determined by checking out the USDA zone info.


Planting Calendar for Regal Geranium

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

You can plant regal geranium just a tiny bit earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

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

The earliest that you can plant regal geranium in Zone 2a is May. However, you really should wait until June if you don't want to take any chances.

The last month that you can plant regal geranium and expect a good harvest is probably August. Any later than that and your regal geranium may not have a chance to grow to maturity. If you are starting your regal geranium indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Zone 2a the average date of last frost happens on May 15. You should expect an average low temperature of -50°F in the coldest months of winter.

It's important to remember that USDA zone info for Zone 2a is just an average and the actual date of last frost is different every year. Half of the time in Zone 2a it frosts late in the year after May 15 so always be ready to protect your regal geranium if you have a surprise late frost.

USDA Zone Info for Zone 2a

Here is the info for USDA Zone 2a.

Average Date of Last Frost (spring)May 15
Average Date of First Frost (fall)August 15
Lowest Expected Low-50°F
Highest Expected Low-45°F

This means that on a really cold year, the coldest it will get is -50°F. On most years you should be prepared to experience lows near -45°F.

Plants to Grow in Zone 2a

You may be interested in your other planting guides for Zone 2a.