Vaste planten

Acanthus hungaricus

Aconitum napellus

Ajuga reptans 'Atropurpurea'

Anchusa azurea 'Dropmore'

Aster alpinus 'Dunkle Schöne'

Aster laevis

Aster novi-belgii 'Marie Ballard'

Aster novi-belgii 'Schöne von Dietlikon'

Baptisia australis

Campanula carpatica 'Blaue Clips'

Campanula garganica

Campanula glomerata 'Superba'

Campanula poscharskyana

Campanula pyramidalis

Centaurea montana 'Coerulea'

Ceratostigma plumbaginoides

Cymbalaria muralis

Cynara cardunculus

Dicentra formosa 'Luxuriant'

Digitalis purpurea 'Excelsior Hybrids'

Echinops bannaticus 'Blue Globe'

Echinops bannaticus 'Taplow Blue'

Echinops ritro

Echinops ritro 'Veitch's Blue'

Eryngium planum

Eryngium planum 'Blauer Zwerg'

Geranium himalayense

Geranium hybride 'Ann Folkard'

Geranium magnificum

Geranium phaeum 'Samobor'

Geranium pratense

Geranium sanguineum

Geranium sylvaticum 'Birch Lilac'

Iris ensata

Iris sibirica 'Blue King'

Lavandula angustifolia 'Dwarf Blue'

Lavandula angustifolia 'Munstead'

Liatris spicata 'Kobold'

Linum perenne 'Saphir'

Lupinus gallery blue

Myosotis palustris

Nepeta faassenii

Nepeta faassenii 'Six Hills Giant'

Nepeta sibirica 'Souvenir d'André Chaudron'

Nepeta subsessilis

Ophiopogon planiscapus 'Niger'

Phlox maculata 'Alpha'

Salvia nemerosa 'Blaukönigin'

Salvia nemerosa 'Mainacht'

Salvia nemerosa 'Ostfriesland'