Acaena "Pipi"
Acaena microphylla "Kupferteppich"
Acanthus hungaricus
Acanthus spinosus
Acer negundo"Flamingo"
Achillea "Credo"
Achillea chrysocoma
Achillea filipendulina "Cloth of Gold"
Achillea millefolium "Lilac Beauty"
Achillea millefolium "Summerwine"
Achillea millefolium"Terracotta"
Achillea ptarmica"Nana Compacta"
Acinos alpinus
Aconitum cammarum "Stainless Steel"
Aconitum napellus"Newry Blue"
Adelocaryum anchusoides
Aethionema armenum
Agapanthus "Bressingham Blue"
Agapanthus "Dark Navy Blue"
Agastache "Blue Fortune"
Agastache "Pink Panther"
Ajuga reptans "Burgundy Glow"
Ajuga reptans "Catlin's Giant"
Ajuga reptans "Rosea"
Alcea ficifolia/hybride
Alchemilla alpina
Alchemilla ellenbeckii
Alchemilla erythropoda
Alchemilla vulgaris
Allium karataviense
Allium moly
Allium nigrum (Allium multibulbosum)
Allium sphaerocephalon
Alyssum montanum
Amelanchier lamarkii
Amsonia
Anaphalis margaritacea yedoensis
Anaphalis sinica morii
Anaphalis triplinervis "Sommerschnee"
Androsace lanuginosa
Androsace sarmentosa
Androsace sempervivoides
Anemone biarmiensis
Anemone demissa
Anemone hupehensis
Anemone hupehensis "Prinz Heinrich"
Anemone hybrida x "Honorine Jobert"
Anemone leviellei
Anemone multifida f. rubra (de echte)
Anemone nem. "Bracteata Pleniflora"
Anemone nem. "Caerulea"
Anemone ranunculoides
Anemone rivularis
Anemone sylvestris
Anemone sylvestris var. macrantha
Anemonella thalictroides
Angelica gigas
Angelica sylvestris "Vicar's Mead"
Antennaria dioica "Rotes Wunder"
Anthemis hybr. "Sauce Hollandaise"
Anthemis marschalliana
Anthemis tinctoria "E.C.Buxton"
Anthericum liliago
Anthericum ramosum
Anthriscus sylvestris "Ravenswing"
Anthyllis vulneraria "Coccinea"
Aquilegia "Mac Pie"
Aquilegia flabellata "Blue Angel"
Aquilegia vulgaris "Ruby Port"
Arabis caucasica "Bakkely"
Arabis x suendermannii
Aralia californica
Aralia racemosa
Arenaria montana
Arisaema candidissimum
Arisaema sikokianum
Arisaema triphyllum
Armeria juniperifolia "Bevan's var
Artemisia lactiflora "Guizho"
Artemisia lactiflora "Rosa Schleier"
Arum italicum
Aruncus aethusifolius
Aruncus dioicus
Aruncus dioicus "Kneiffii"
Asarum europeum
Asclepias incarnata
Asphodeline liburnica
Asphodeline lutea
Asplenium (phyllitus) scolopendrium
Asplenium trichomanes
Aster ageratoides "Harry Schmidt"
Aster alpinus
Aster alpinus "Happy End"
Aster amellus "Sonora"
Aster diplostephioides
Aster dummeri "Kristina"
Aster ericoides
Aster ericoides prostrate form
Aster frikartii "Mönch"
Aster macrophyllus
Aster "Andenken an Alma Pötschke"
Aster "Schöne von Dietlikon"
Aster radula
Astilbe "Hennie Graafland"
Astilbe chinensis "Liliput"
Astilbe chinensis "Pumila"
Astilbe crispa "Perkeo"
Astilbe hybride "Red Sentinel"
Astilbe simplicifolia "Sprite"
Astilbe slaberrima var.saxatilis
Astilbe taquetii "Purpurlanze"
Astilbe thunbergii "Prof.v.d.Wielen"
Astilbe thunbergii "Betsy Cuperus"
Astilboides tabularis
Astrantia "Canneman"
Astrantia "Hadspen Blood"
Astrantia carniolica "Rubra"
Astrantia major "Buckland"
Astrantia major "Claret"
Astrantia major "Roma"
Astrantia major "Rosea"
Astrantia major "Shaggy"
Astrantia major "Sunningdale var."
Astrantia maxima
Athyrium filix-femina
Athyrium nipponicum "Metallicum"
Athyrium nipponicum var."Pictum"
Aubrieta "Downers"
Aubrieta "Hamburger Stadtpark"
Aubrieta "Red Carpet"
Aurinia saxatilis
Azorella trifurcata