Spring

Aster x frikartii 'Mönch'

Aster alpinus 'Happy End'

Aster novae-angliae 'Purple Dome'

Aster 'Sarah Ballard'

Aster novi-belgii 'Marie Ballard'

Astilbe 'Brautschleier'

Astilbe chinensis 'Pumila'

Astilbe 'Fanal'

Aubrieta 'Hamburger Stadtpark'

Berzelia cordifolia

Bergenia cordifolia 'Purpurea'

Brunnera macrophylla 'Silver Heart'

Buphthalmum salicifolium

Campanula carpatica

Calamintha nepeta 'Blue Cloud'

Campanula cochleariifolia 'Jingle White'

Campanula carpatica 'Weisse Clips'

Campanula glomerata 'Alba'

Campanula glomerata 'Acaulis'

Campanula persicifolia 'Alba'

Campanula lactiflora 'Loddon Anna'

Campanula poscharskyana 'Lisduggan Variety'

Campanula persicifolia 'Coerulea'

Campanula poscharskyana