This is sometimes referred to as double dormancy. Seeds with morpho-physiological dormancy require both warm and cold ...

The previously mentioned Milk and Wine is one, and Orange River Lily is another. If you plant it outdoors, plant it on the south side of the house near the foundation where it can be mulched ...

Among my favorites, both in summer and winter, are the Canada lilies that grow along the river. These bright yellow to orange to red, exotic-looking lilies are beautiful in the summer, but can be ...