The following plants will flourish in average garden conditions, that is well prepared, resonably retentive soil, which sees plants through all but abnormal drought. They could suffer under conditions, which the first two lists will tolerate but in suitable circumstances, (with adequate rainfall) some plants from these two classifications could be combined.
Ajuga
Alchemilla
Androsace
Anemone multifida
Aquilegia (dwarf forms)
Arctanthemum arcticum
Arthropodium candidum
Aruncus aethusifolius
Astilbe - (dwarf forms)
Bergenia - (dwarf forms)
Buglossoides purpurocaerulea (lithospermum)
Ceraostigma plumbaginoides
Chrysogonum virginianum
Coreopis
Erigeron
Geranium
Geum
Hemerocallis (dwarf forms)
Heuchera
Heucherella
Iris graminea
Iris innominata
Iris Japonica
Jasione laevis 'Blaulicht'
Kalimeris yomena 'Shogun'
Lychnis viscaria
Nepeta nervosa
Omphalodes
Ophiopogon
Persicaria - (dwarf forms)
Phlox - (dwarf forms)
Potentilla x tonguei
Pratia
Primula auricula
Primula denticulata
Prunella
Serratula seoaneii
Silene
Sisyrinchium - (dwarf forms)
Stokesia laevis
Trifolium
Viola
Zigadenus
BULBS
Colchicum
Erythronium
Fritillaria meleagris
Leucojum
GRASSES TO USE WITH SOME OF THE PLANTS LISTED ABOVE
Alopecurus
Carex
Holcus mollis
Imperata cylindrica
Luzula
Melica altissima
Molinia
Pennisetum
Phalaris picta 'Feesey'
MEDIUM TO LARGE PLANTS FOR RETENTIVE SOIL IN SUN
Achillea - (border types)
Aconitum
Agastache
Amosonia
Angelica
Anthemis tinctoria
Aquilegia
Arctanthemum arcticum
Artemisia lactiflora
Aruncus dioicus
Aster
Astilbe
Astrantia
Baptisia
Bergenia - (large forms)
Buphthalmum
Camassia
Campanula
Cenolophium denudatum
Centaurea
Cephalaria
Chaerophyllum
Chelone
Chrysanthemum
Cirsium rivulare
Crocosmia
Delphinium
Dierama
Dipsacus inermis
Echinacea purpurea
Elsholtzia stauntonii
Epilobium angustifolium album
Eupatorium
Euphorbia griffithii
Euphorbia palustris
Euphorbia sikkimensis
Fagopyrum dibotrys
Filipendula
Fuchsia
Geranium
Gillenia trifoliata
Hedychium densiflorum
Helenium hybrids
Helianthus
Helleborus
Hemerocallis
Houttuynia
Incarvillea
Inula
Iris ensata
Iris sibirica
Kalimeris
Knautia
Kniphofia
Leucanthemum x superbum
Liatris
Libertia
Ligularia
Lobelia
Lychnis chalcedonica
Lysimachia
Lythrum
Macleaya
Monarda
Morina
Nepeta govaniana
Nepeta Sibirica
Papaver orientale
Patrinia
Penstemon
Persicaria
Phlox - medium to large forms
Physostegia
Polemonium
Potentilla 'Gibson's Scarlet'
Potentilla nepalenis
Potentilla rupestris
Ranunculus aconitifolius
Ranunculus acris 'Flore Pleno'
Rheum
Rudbeckia
Salvia uliginosa
Sanguisorba
Scabiosa
Schizostylis
Scrophularia auriculata 'Variegata'
Sidalcea
Sinacalia tangutica
Solidago caesia
Stachys macrantha
Stachys officinalis
Symphytum Hidcote forms
Thalictrum
Thermopsis lupinoides
Tradescantia
Tricyrtis
Tritonia
Trollius
Valeriana officinalis
Vernonia
Veronicastrum virginicum
Zigadenus
GRASSES TO USE WITH SOME OF THE PLANTS LISTED ABOVE
Calamagrostis
Carex pendula
Chasmanthum latifolium
Cortaderia
Deschampsia 'Goldschleier'
Luzula sylvatica
Miscanthus
Molinia
Panicum
Sorghastrum avenaceum
The following plants will flourish in average garden conditions, that is well prepared, resonably retentive soil, which sees plants through all but abnormal drought. They could suffer under conditions, which the first two lists will tolerate but in suitable circumstances, (with adequate rainfall) some plants from these two classifications could be combined.