Slug-proof plants
The plants listed are allegedly slug-proof
Perennials:
Acanthus
Achillea
Aconitum
Alchemilla
Anemone x hybrida
Aquilegia
Astilbe
Astrantia
Crocosmia
Dicentra
Digitalis
Echinops
Epimedium
Erysimum
Euphorbia
Geranium
Geum
Helleborus
Hemerocallis
Knautia
Linaria
Lysimachia
Nepeta
Paeonia
Papaver
Penstemon
Polemonium
Polygonatum
Potentilla
Pulmonaria
Sedum
Stachys
Verbascum
Veronica
Ferns:
All ferns