de, hamburg, ribes alpinum, acer platanoides, corydalis solida, gagea lutea, eranthis hyemalis, allium paradoxum, galanthus nivalis, acer pseudoplatanus, ulmus glabra, viburnum rhytidophyllum, fraxinus excelsior, scilla siberica, fritillaria meleagris, rubus spectabilis, symphoricarpos albus, ficaria verna, prunus padus, tulipa sylvestris, geum urbanum, geranium phaeum, aegopodium podagraria, potentilla indica, corydalis cava, aesculus hippocastanum, taxus baccata, mahonia aquifolium, petasites hybridus, quercus robur, sambucus nigra, impatiens parviflora, omphalodes verna, allium ursinum, alliaria petiolata, rhododendron luteum, acer campestre, heracleum mantegazzianum, hedera helix, chelidonium majus, prunus avium, reynoutria sachalinensis, lysichiton americanus, anemone ranunculoides, scilla luciliae, geranium nodosum, pseudofumaria lutea, lonicera xylosteum, fagus sylvatica, petasites japonicus, reynoutria japonica, corylus avellana