Chilean crocus, for the enthusiast, plant in a cold greenhouse just in case. The gentian blue flowers appear in the spring.
Ginkgo biloba 'Troll'
Hydrangea paniculata 'Pinkachu'
Paeonia itoh 'Orange Victory'
Meconopsis betonicifolia
Eryngium 'Big Blue'
Tolmiea menziesii 'Cool Gold'
Cyclamen coum 'Ruby Star'
Galanthus 'Blewbury Tart'
Anthriscus sylvestris 'Ravenswing'
Helleborus orientalis 'SP Anja Oudolf'
Geranium sanguineum 'Max Frei'
Schefflera taiwaniana
Betula nana