Vaste planten

Acanthus hungaricus

Aconitum napellus

Anchusa azurea 'Dropmore'

Aquilegia alpina

Aster novi-belgii 'Marie Ballard'

Brunnera macrophylla

Brunnera macrophylla 'Variegata'

Campanula glomerata 'Superba'

Centaurea montana 'Coerulea'

Ceratostigma plumbaginoides

Echinops bannaticus 'Taplow Blue'

Echinops ritro

Eryngium planum

Geranium himalayense

Geranium hybride 'Ann Folkard'

Geranium phaeum 'Samobor'

Hesperis matronalis

Iris ensata

Iris sibirica 'Blue King'

Lavandula angustifolia 'Dwarf Blue'

Lavandula angustifolia 'Munstead'

Liatris spicata 'Kobold'

Linum perenne 'Saphir'

Lupinus gallery blue

Malva sylvestris 'Primley Blue'

Nepeta faassenii 'Six Hills Giant'

Nepeta subsessilis

Phlox maculata 'Alpha'

Salvia nemerosa 'Mainacht'

Salvia nemerosa 'Ostfriesland'

Salvia verticillata 'Purple Rain'

Scutellaria incana

Stachys grandiflora 'Superba'

Thalictrum aquilegifolium 'Thundercloud'

Vinca major 'Variegata'