901:5-27-08 Flower seed minimum germination standards.

The minimum germination standards for seeds offered for sale in Ohio are:

Kind of flower seed minimum per cent germination

Archillea (The Pearl) — Achillea ptarmica 50

African Daisy — Dimorphotheca aurantiaca 55

African Violet — Saintpaulia spp 30

Ageratum — Ageratum mexicanum 60

Agrostemma (rose campion) – Agrostemma coronaria 65

Alyssum – Alyssum compactum, A. maritimum, A. procumbens A. saxatile 60

Amaranthus – Amaranthus spp 65

Anagalis (primpernel) – A. arvensis, A. coerulia, A. grandiflora 60

Anemone – Anemone coronaria, A. pulsatilla 55

Angel’s Trumpet – Datura arborea 60

Arabis – Arabis alpine 60

Arctotis (African lilac daisy) – Arctotis grandis 45

Armeria – Armeria Formosa 55

Asparagus, fern – Asparagus plumosus 50

Asparagus, sprenger, Asparagus sprengeri 55

Aster, China – Callistephus chinensis; except Pompon, Powderpuff, & Princess types 55

Aster, China – Callistephus chinensis; Pompon, Powderpuff, & Princess types 50

Aubretia – Aubretia deltoides 45

Baby Smilax – Aparagus asparagoides 25

Balsam – Impatiens balsamina 70

Begonia – (Begonia fibrous rooted) 60

Begonia – (Begonia tuberous rooted) 50

Bells of Ireland – Molucella laevis 60

Brachycome (swan river daisy) – Brachycome iberidifolia 60

Browallia – Browallia elata and B. speciosa 65

Bupthalum (sunwheel) – Buphthalum salicifolium 60

Calceolaria – Calceolaria spp 60

Calendula – Calendula officinalis 65

California Poppy – Eschscholtzia californica 60

Calliopsis – Coreopsis bicolor, C. drummondi, C. elegans 65

Campanula:

Canterbury Bells – Campanula medium 60

Cup and Saucer Bellflower – Campanula medium calycanthema 60

Carpathian Bellflower – Campanula carpatica 50

Peach Bellflower – Campanula persicifolia 50

Candytuft, Annual – Iberis amara, I. Umbellate 65

Candytuft, Perennial – Iberis gibraltarica, I. Sempervirens 55

Castor Bean – Ricinus communis 60

Cathedral Bells – Cobaea scandens 65

Celosia – Celosia argentea 65

Centaurea: Basket Flower – C. americana; Cornflower – C. cyanus; Dusty Miller – C. candidissima, Royal Centaurea – C. imperialis; Sweet Sultan – C. moschata; Velvet Cantaurea – C. gymnocarpa 60

Cerasium (snow-in-summer) Cerastium biebersteini and C. tomentosum 65

Chinese Forget-me-not – Cynoglossum amabile 55

Chrysanthemum, Annual – Chrysanthemum carinatum, C.coronarium, C. Cineraria — Senecio cruentus 60

Clarkia – Clarkia elegans 65

Cleome – Cleome gigantean 65

Coleus – Coleus blumei 65

Columbine – Aquilegia spp. 50

Coral Bells – Heuchera sanguinea. 55

Coreopsis, Perennial – Coreopsis lanceolata 40

Corn, ornamental – Zea mays 75

Cosmos: Sensation, Mammoth and Crested types – Cosmos bipinnatus; Klondyke type — C. Sulphureau 65

Crossandra – (Crossandra infundibuliformis) 50

Dahlia – Dahlia spp 55

Daylily – Hemerocallis spp 45

Delphinium, Perennial- Belladonna and Bellamosum types; Cardinal Larkspur – Delphinium cardinale; Chinensis types; Pacific Giant, Gold Medal & other hybrids of D. elatum 55

Dianthus:

Carnation – D.caryophyllus 60

China Pinks – D. chinensis, heddewigi, heddensis 70

Grass Pinks – D. plumarius 60

Maiden Pinks – D.deltoids 60

Sweet William – D. barbatus 70

Sweet Wivelsfield – D. allwoodi 60

Didiscus – (blue lace flower) – Didiscus coerulea 65

Doronicum (leopard’s bane) – Doronicum caucasicum 60

Dracaena – Dracaena indivisa 55

Dragon Tree – Dracaena draco 40

English Daisy – Bellis perennis 55

Flax – Golden flax (Linum flavum); Flowering flax L. randiflorum; Perennial flax, L. perenne 60

Flowering Maple – Abutilon spp 35

Foxglove – Digitalis spp 60

Gaillardia, Annual – Gaillardia pulchella; G. picta;Perennial – G. grandiflora 45

Gerbera (transvaal daisy) – Gerbera jamesoni. 60

Geum – Geum spp 55

Gilia – Gilia spp 65

Glosiosa daisy (rudbeckia) – Echinacea purpurea and Rudbeckia hirta 60

Gloxinia – (Sinningia speciosa) 40

Godetia – Godetia amoena, G. grandiflora 65

Gourds: Yellow Flowered – Cucurbita pepo; White Flowered — Lagenaria sisceraria; Dishcloth – Luffa cylindrica 70

Gypsophila: Annual Baby’s Breath – G. elegans; Perennial Baby’s Breath – G. paniculata, G. pacifica G. repens 70

Helenium – Helenium 40

Helichrysum – Helichrysum monstrosum 60

Heliopsis – Heliopsis scabra 55

Heliotrope – Heliotropium spp. 35

Helipterum (Acroclinium) Helipterum roseum 60

Hesperis (sweet rocket) – Hesperis matronalis 65

*Hollyhock – Althea rosea 65

Hunnemania (mexican tulip poppy) – Hunnemania fumariaefolia 60

Hyacinh bean – Dolichos lablab 70

Impatiens – Impatiens hostii, I. sultani 55

*Ipomea – Cypress Vine – I. quamoclit; Moonflower – I. noctiflora; Morning Glories, Cardinal Climber, Hearts and Honey Vine – Ipomea spp 75

Jerusulem cross (maltese cross) – Lychnis chalcedonica 70

Job’s Tears – Coix lacrymajobi 70

Kochia – Kochia childsi 55

Larkspur, Annual – Delphinium ajacis 60

Lantana – Lantana camara, L. hybrida 35

Lilium (regal lily) – Lilium regale 50

Linaria – Linaria spp 65

Lobelia, Annual – Lobelia erinus 65

Lunaria, Annual – Lunaria annua 65

*Lupine – Lupinus spp 65

Marigold – Tagetes spp 65

Marvel of Peru – Mirabilis jalapa 60

Matricaria (feverfew) – Matricaria spp 60

Mignonette – Reseda odorata 55

Myosotis – Myosotis alpestris, M. oblongata, M. palustris 50

Nasturtium – Tropaeolum spp 60

Nemesia – Nemesia spp 65

Nemophila – Nemophila insignis 70

Nemophila, spotted – Nemophila maculata 60

Nicotiana – Nicotiana affinis, N. sanderae, N. sylvestris 65

Nierembergia – Nierembergia spp 55

Nigella – Nigella damascena 55

Pansy – Viola tricolor 60

Penstemon – Penstemon barbatus, P. grandflorus, P. laevigatus, P. pubescens 60

Petunia – Petunia spp 45

Phacelia – Phacelia campanularia, P. minor, P. tanacetifolia 65

Phox, Annual – Phlox drummondi all types and varieties 55

Physalis – Physalis spp 60

Platycodon (balloon flower) – Platycodon grandiflorum 60

Plumbago, cape – Plumbago capensis 50

Ponytail – Beaucarnea recurvata 40

Poppy: Shirley Poppy – Papaver rhoeas; Iceland Poppy – P. nudicaule; Oriental Poppy – P. orientale; Tulip Poppy – P. glaucum 60

Portulace – Portulaca grandiflora 55

Primula (primrose) — Primula spp 50

Pyrethrum (painted daisy) – Pyrethrum coccineum 60

Salpiglossis – Salpiglossis gloxinaeflora, S. sinuata 60

Salvia – Scarlet Sage – Salvia splendens; Mealycup Sage (blue bedder) — S. farinacea 50

Saponaria – Saponaria ocymoides, S. vaccaria 60

Scabiosa, Annual – Scabiosa atropurpurea 50

Scabiosa, Perennial – Scabiosa caucasica. 40

Schizanthus – Schizanthus spp 60

*Sensitive pant (mimosa) – Mimosa pudica . 65

Shasta Daisy – Chrysanthemum maximum C. leucanthemum 65

Silk Oak – Grevillea robusta 25

Snapdragon – Antirrhinum spp. 55

Solanum – Solanum spp 60

Statice – Statice sinuata, S. suworonii (flower heads) . 50

Stocks: Common – Mathiola incana; Evening Scented – Mathiola bicornis . 65

Sunflower – Helianthus spp . 70

Sunrose – Helianthemum spp 30

*Sweet Pea, Annual and Perennial (other than dwarf bush – Lathyrus odoratus),.L.latifolius. 75

*Sweet Pea, dwarf bush – Lathyrus odoratus 65

Tahoka daisy – Machaeanthera tanacetifolia . 60

Thunbergia – Thunbergia alata. . 60

Torcn Flower – Tithonia speciosa 70

Torenia (wishbone flower) – Torenia fournieri . 70

Tritoma Kniphofia spp 65

Verbena, Annual – Verbena hybrida 35

Vinca – Vinca rosea 60

Viola – Viola cornuta. 55

Virginian stocks – Malcolmia maritima 65

Wallflower – Cheiranthus allioni. 65

Yucca (Adam’s needle) – Yucca filamentosa. 50

Zinna (except Linearis and Creeping) – Zinnia angustifolia, Z. elegans, Z.grandiflora,.Z. gracillima, Z. haegeana, Z. multiflora, Z. pumila 65

Zinnia, Linearis and Creeping – Zinnia linearis, Sanvitalia procumbens . 50

The germination standard for all other flower seed shall be fifty per cent.

  • means that the minimum percentage for these species includes both the germination per cent and the hard seed per cent added together.

HISTORY: Eff 10-31-04

Rule promulgated under: RC 119.03

Rule authorized by: RC 907.10

Rule amplifies: RC 907.03

R.C. 119.032 review dates: 10/31/2009