Geraniums — at least what we commonly call geraniums — are the workhorses of the summer garden. In full sun, they bloom all season.
We often find a special one that we wish we could over-winter. Pellegoniums originated in South Africa, where they actually grow as small shrubs. Sadly, the first nights of 40 degrees will kill our summer lovelies.
Here are your choices:
You can kiss the plants goodbye. Let them die back and compost them.