BotanyCa Seed List

BotanyCa Seeds List Spring-Summer 2026, always in the works…

How to use the Seeds List

Click on the species name in the list to find out more: common name, description, pictures, cost and germination instructions.

  • Species with very small seeds, which are hard to count (orchids, some species of Saxifraga, Drosera) and indicated as 50+/pck. or 30+/pck. are always provided in greater quantities. So, one packet contains more than enough seeds to sow one full pot.
  •  Something I had not considered necessary to write down before: all the seeds are free of any chemicals, the moist packed ones included; seeds from cultivated plants are from organically managed gardens.
    Inventory may show temporarily  ‘out of stock’ while orders are being processed, check back in a few days;
  • SO marked  in the Seeds List – means the species is Sold out
    We do not offer all species on a yearly basis. Sold out species which are not offered on a yearly base will be removed from the list and archived (use the Search button to read about them if necessary). Offerings older than 4 years are deleted entirely.
  • Hepatica and Corydalis solida seeds are available almost every year during the month of June ONLY.

BotanyCa operates as a seeds provider for the hobby gardeners and specialized nurseries. With regret, we cannot provide large quantities of seeds for naturalizations or other large scale garden projects. From the beginning, the desire and goal of this business was for regular gardeners to have access to native species not commonly offered by other sources in Canada (or offered as DOD= dead-on delivery); and also to non-native, more unusual species which come at a high price as plants and are best grown from seeds.

With this in mind, species with limited seeds in stock can only be ordered as 1 pck./person like in previous years. Also, all the other species, at least for the beginning of the season, can be purchased in max. 2 pck. /person.

For all species marked in green: seeds are provided fresh and/or ‘moist-packed’ almost every year; usually they are available right away after collection until early winter only – weather permitting shipping.

 

Some offerings are restricted to 1 pck./person. All others: 2 pck/order.

All local orders must contain at least 2 pck. of seeds; International orders min. 4 pck. Some species with large seeds are excluded from international shipping.

Please review the Shipping and Delivery page before placing orders. Large orders with only moist packed seeds which are heavier, may be charged extra for shipping.
The seeds collection continues until late fall, so more species usually become available September through November. We can only know what will be available AFTER collecting the seeds.

Thank you – Merci!

A

Acinos alpinus

Actaea pachypoda
Actaea pachypoda f. rubrocarpa
Actaea rubra

Ageratina altissima (Eupatorium)

Androsace maxima
Androsace villosa ssp. taurica

Allium ‘Fireworks’
Allium pseudojaponicum

Allium rotundumnew
Allium thunbergii ‘Ozawa’ (maybe late fall)

Althaea officinalis

Amphicarpaea bracteata
Amphicarpaea bracteata var. comosa

Amsonia illustris

Anemonastrum narcissiflorum

Anemone virginiana
Anemone occidentalis (see Pulsatilla)

Anthericum ramosum

Aralia racemosa
Aralia hispida
Aralia nudicaulis

Arabis hirsuta
Arenaria grandiflora
Arenaria rotundifolia ssp. rotundifolia

Arctostaphylos uva-ursi

Arisaema flavum
Arisaema triphyllum

Aruncus dioicus
Arum maculatum – new

Aristolochia iberica
Asarum canadense

Asclepias curassavica
Asclepias exaltata (late fall)
Asclepias tuberosa

Asphodeline damascenanew

Astragalus missouriensis
Astragalus vesicarius ssp. pseudoglaucus

Astrantia major

AQUILEGIA

Aquilegia canadensis – short form
Aquilegia canadensis – woodland
Aquilegia formosa

Aquilegia hybrid dark purple
Aquilegia hybrid tall
Aquilegia vulgaris (soft pink)new
Aquilegia flabellata ‘Alba’

Aurinia saxatilis
Allysum borzeanum – see Odontarrhena

B

Baptisia australis
Baptisia australis var. minor

C

Calochortus albus
Calycanthus floridus

Callirhoe digitata

Campanula alliariifolia
Campanula glomerata ssp. cervicarioides
Campanula glomerata ssp. cervicarioides
dwarf form

Campanula kirpicznikovii
Campanula persicifolia ‘Alba’

Campanula persicifolia ‘Nitida Alba’
Campanula rotundifolia (Killarney)

Campanulastrum americanum

Caragana pygmaea

Capnoides sempervirens

Caulophyllum thalictroides

Ceanothus americanus
Centaurea jankae
Centaurea orientalis

Cercis canadensis/late fall
Chelone obliqua

Chamaedaphne calyculata

Chiastophyllum oppositifolium
Chrysosplenium iowensenew

Cirsium canum
Cirsium edule var. macounii

CLEMATIS

Clematis alpina
Clematis alpina ssp. sibirica
Clematis glaucophylla

Clematis hexapetala
Clematis heracleifolia ‘China Purple’
Clematis integrifolia
Clematis virginiana 
Clematis occidentalis
Clematis viorna new 

Clintonia borealis/SO

Conopholis americana

Comptonia peregrinanew

Comarum palustre

Cornus rugosa

Corydalis ophiocarpa

Crocosmia ex. ‘Lucifer’
Cypripedium acaule

D

Diphylleia cymosa (Sept)

Dahlia – single flower

Dalea purpurea

Daphne mezereum

Diervilla lonicera

Delphinium fissum
Delphinium albiflorum

Delphinium nudicaule

Delphinium exaltatum
Delphinium cf. likiangense
Delphinium laxiflorum

Degenia velebitica

Desmodium canadense (late fall)
Desmodium nudiflorum

Dianthus arenarius spp. bohemicus
Dianthus carthusianorum

Dianthus deltoides – wild form
Dianthus deltoides ‘Deep Red Confetti’
Dianthus haematocalyx ssp. pindicolanew

Dianthus moravicus
Dianthus nardiformis/SO
Dianthus spiculifolius

Dictamnus albus
Dictamnus albus ‘Albiflorus’

Disporum uniflorum/SO

Dioscorea caucasica

Dodecatheon hendersonii
Dodecatheon frenchii
Dodecatheon meadia

Draba aizoidesnew
Draba dedeana
Draba haynaldii
Draba hispanicanew
Draba lasiocarpa

Drosera linearis
Drosera intermedia

Dryas octopetala

E

Erigeron peregrinus
Erigeron compositus

Erysimum witmannii ssp. transsilvanicum

E

Epipactis helleborine
Erinus alpinus
Eryngium planum ‘Blue Glitter’
Euphorbia myrsinites

Euonymus obovatus (late fall)
Euonymus planipes (E. sachalinensis)

Eupatorium perfoliatum

F

Fritillaria collina
Fritillaria dagana 

G

Gaultheria procumbens/SO

Gaylussacia baccata

Gentiana andrewsii
Gentiana asclepiadea
Gentiana asclepiadea ‘Alba’

Gentiana cruciata
Gentiana dahurica
Gentiana triflora
Gentiana lutea
Gentiana cruciata

Gentiana paradoxa/SO

Geum triflorum
Geum rivale
Geum speciosum (Woronovia)

Gillenia trifoliata

Gladiolus tenuis
Gladiolus caucasicus – new

Glaucidium palmatum
Glaucidium palmatum ‘Album’/SO

Gypsophila cerastioides
Gypsophila tenuifolia

H

Hedysarum hedysaroides
Hedysarum boreale/SO

Helleborus niger
Helleborus x hybridus ‘Cherry Blossom
Helleborus x hybridus large, purple
Helleborus foetidus
Helleborus purpurascens

Hieracium bombycinumnew

Hydrastis canadensis/September

Hydrophyllum virginianum
Hypericum kalmianum

I

Ilex mucronata

Ipomopsis rubra
Ipomoea purpurea

Iris domestica
Iris versicolor
Iris tectorum ‘Album’

J

Jeffersonia dubia

K

Kniphofia hirsuta ‘Fire Dance’

L

Lathyrus vernus (pink)
Lathyrus vernus – blue/violet

Lespedeza violacea

Leptarrhena pyrolifolia

Linaria aeruginea
Liatris ligulistylis

Lindera benzoin (fall)

Linum hypericifolium

Lobelia siphilitica
Lobelia cardinalis
Lobelia kalmii

Lonicera canadensis
Lonicera dioica
Lonicera involucrata

Lomelosia olgae/SO

Lupinus Russell Hybrids (pink)

LILIUM

Lilium distichum

Lilium formosanum var. pricei

Lilium martagon ‘Album’
Lilium martagon var. pilosiusculum
Lilium michiganense/SO

Lilium philadelphicum/SO

M

Maackia amurensis 

Macropodium nivale

Maianthemum racemosum/(Oct.)

Medeola virginiana
Micranthes stellaris spp. robusta

Mitchella repens
Mitella diphylla
Mitella breweri

Minuartia michauxii

Monarda fistulosa
Myrica pensylvanica

N

Nabalus racemosus (Prenanthes)/SO

Noccaea fendleri ssp. glaucanew

O

Odontarrhena obtusifolia

Oenothera macrocarpa (O. missouriensis)
Ornithogalum arcuatum

P

Peonies

Paeonia anomala ssp. veitchii
Paeonia anomala ssp. veitchii – white form

Paeonia japonica

Paeonia mascula ssp. arietina
Paeonia mascula ssp. mascula
Paeonia mlokosewitschii

Paeonia obovata
Paeonia officinalis
Paeonia officinalis ssp. huthii 

Paeonia tenuifolia


Papaver atlanticum ‘Flore-Pleno’
Papaver chakassicum
Papaver macrostomum ‘Black Magic’ 

Parnassia glauca

Penstemon barbatus Pinacolada (red)
Penstemon digitalis
Penstemon hirsutus ‘Pygmaeus

Penstemeon grandiflorus

Penstemon gracilis
Penstemon palmeri

Phlomis tuberosa

P

Physochlaina orientalis
Physoplexis comosa

Phyteuma scheuchzeri
Phyteuma orbiculare

Physostegia virginiana

Phytolacca americana ‘Variegata’
Platycodon grandiflorus ‘Sentimental Blue’

Podophyllum hexandrum
Podophyllum peltatum (Sept.)

Polemonium caeruleum

Polygala amara ssp. brachyptera
Polygala major
Polygala senega
Polygala paucifolia

Potentilla porphyrantha

PRIMULA

Primula florindae
Primula japonica ex. ‘Postford White’
Primula macrocalyx
Primula mistassinica

Primula x polyantha ex. ‘Violet Victorians’
Primula x polyantha (red/yellow)

Primula sieboldii mix
Primula veris ‘Sunset Shades’
Primula hose-in-hose
Primula vulgaris ssp. rubra (P. woronovii)
—————————

Prunus pumila

Prosartes lanuginosa (fall)

Pseudofumaria alba
Pseudofumaria lutea

Ptelea trifoliata/fall, hopefully

Pulsatilla occidentalis
Pulsatilla pratensis hybrid
Pulsatilla styriaca
Pulsatilla ex. styriaca (pink)

Pulsatilla vulgaris ex. ‘Rote Glocke’
Pulsatilla vulgaris – white

Pycnanthemum virginianum

R

Ratibida pinnata

Rheum compactum
Rhodotypos scandens
Rhus aromatica

Ribes cynosbati
Ribes americanumnew

Rosa acicularis ssp. sayi
Rosa rubrifolia
Rosa palustris

Roscoea schneideriana
Roscoea scillifolia fo. atropurpurea
Roscoea tibetica

Rubus canadensis

Rubus hispidus
Rubus odoratus
Rubus occidentalis
Rubus parviflorus


Rudbeckia subtomentosa
Rudbeckia maxima

Ruta graveolens

S

Salvia austriaca ex. Dobrogea
Salvia pratensis
Salvia verticillata

Sarracenia pupurea
Saruma henryi

Saxifraga cuneifolia subsp. robusta

Scabiosa silenifolia
Scutellaria pontica

Sedum urvillei ex. Dobrogea

Senna hebecarpa
Sidalcea malviflora

Silene compacta (ex. Dobrogea)
Silene jailensis
Silene lerchenfeldiana
Silene suecica
Silene saxifraga
Silene pusilla
Silene uniflora ‘Compacta’

Sisyrinchium montanum

Smilax herbacea
Smilax tamnoides (fall)

Soldanella hungarica

Solidago simplex var. ontarioensis
Solidago ptarmicoides

Sorbus scopulina var. cascadensis

Spiranthes incurva
Stylophorum diphyllum/SO 2026

Symphyotrichum laeve
Symphyotrichum novae-angliae

T

Taenidia integerrima/SO

Tellima grandiflora
Teucrium canadense

Thalictrum dioicum
Thalictrum cf. foetidum
Thalictrum pubescens/SO

Thermopsis villosa
Triantha glutinosa
Trientalis borealis

Tricyrtis hirta

Trillium cuneatum/Sept.
Trillium grandiflorum/September
Trillium erectum/Sept.
Trillium luteum/Sept.

Triosteum pinnatifidum

U

Uvularia grandiflora (Sept)

V

Vaccinium macrocarpon
Vaccinium membranaceum

Veratrum nigrum
Vernonia gigantea

Viburnum acerifolium
Viburnum lentago/fall
Viburnum rafinesquianum

VIOLA

Viola adunca var. bellidifolia
Viola canadensis

Viola dissecta
Viola labradorica
Viola langsdorfii ssp. kamtchadolorum

Viola pubescens var. scabriuscula
Viola sororia fo. priceana

Z

Zigadenus elegans ssp. glaucus
Zizia aurea

Ziziphora clinopodioides

X
Xeranthemum annuum

Grasses & related genera

Avenella flexuosa

Carex arctata
Carex crinita
Carex grayi
Carex muskingumensis
Carex plantagineanew
Carex rosea

Carex retrorsa

Chasmanthium latifolium
Eriophorum virginicum
Melica uniflora

Biennial and annual plants (in cold climates) – species that will vanish after flowering & need to be resown every year (or every two years). Others (Dahlia and Anemone) need to be lifted in late fall and replanted in the spring. Some may self-seed in place in favourable conditions; all are warm germinators (first stage).

Anemone pavonina
Asclepias curassavica
Bukiniczia cabulica

Campanulastrum americanum
Cirsium edule var. macounii

Corydalis sempervirens
Dahlia ex. coccinea
Erysimum transsilvanicum

Gentianopsis crinita

Ipomopsis rubra
Ipomaea purpurea

Orlaya grandiflora
Papaver macrostomum ‘Black Magic’
Rudbeckia hirta
Xeranthemum annuum