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Ohio Administrative Code (Last Updated: January 12, 2021) |
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901:5 Plant Industry |
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Chapter901:5-27. Testing of Seed |
901:5-27-08. Flower seed minimum germination standards
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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 alpina
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
Campanula: Cup and Saucer Bellflower - Campanula medium calycanthema
60
Campanula: Carpathian Bellflower - Campanula carpatica
50
Campanula: Peach Bellflower - Campanula persicifolia
50
Candytuft, annual - Iberis amara, I. umbellata
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;
60
Centaurea: 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 gigantea
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
Dianthus: China Pinks - D. chinensis, heddewigi, heddensis
70
Dianthus: Grass Pinks - D. plumarius
60
Dianthus: Maiden Pinks - D.deltoides
60
Dianthus: Sweet William - D. barbatus
70
Dianthus: 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 autumnale
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.