Utah Admin. Code R68-8-11
(2) For the kind of flower seeds marked with an asterisk, the percentage is the total of percentage germination and percentage hard seed. For other kinds, it is the percentage germination.
TABLE 7GERMINATION STANDARDS FOR FLOWER SEEDSKind of Flower SeedsPercentAchillea (the pearl) - Achillea ptarmica50African daisy - Dimorphotheca aurantiaca55African violet -- Saintpaulia spp.30Ageratum - Ageratum mexicanum60Agrostemma (rose campion) - Agrostemma coronaria65Alyssum - Alyssum compactum, A. maritimum, A. procumbens, A. saxatile60Amaranthus - Amaranthus spp.65Anagallis (pimpernel) - Anagallis arvensis, Anagallis caerulea, Anagallis grandiflora60Anemone - Anemone coronaria, A. pulsatilla55Angel's trumpet - Datura arborea60Arabis - Arabis alpina60Arctotis (African lilac daisy) - Arctotis grandis45Armeria - Armeria formosa55Asparagus, fern - Asparagus plumosus50Asparagus, sprenger -- Asparagus sprengeri55Aster, China - Callistephus chinensis; -except Pompon, Powderpuff, and Princess types55Aster, China - Callistephus chinensis; Pompon, Powderpuff and Princess types50Aubrietia - Aubrietia deltoides45Baby smilax - Aparagus asparagoides25
Balsam - Impatiens balsamina70Bean hyacinth* - Dolichos lablab70Begonia - (Begonia Fibrous Rooted)60Begonia - (Begonia Tuberous Rooted)50Bells of Ireland - Molucella laevis60Brachycome (swan river daisy) - Brachycome iberidifolia60Browallia - Browallia elata and B. speciosa65Buphthalmum (willow leaf oxeye) - Buphthalmum salicifolium60Calceolaria - Calceolaria spp.60Calendula - Calendula officinalis65California poppy - Eschscholtzia californica60Calliopsis - Coreopsis bicolor, C. drummondi, C. elegans,65Canterbury bells - Campanula medium60Cup and saucer bellflower - Campanula medium "Calycanthema".60Carpathian bellflower - Campanula carpatica50Peach bellflower - Campanula persicifolia50Candytuft, annual - Iberis amara, I. umbellata65Candytuft, perennial - Iberis gibraltarica, I. sempervirens55Castor bean - Ricinus communis60Cathedral bells - Cobaea scandens65Celosia - Celosia argentea65Centaurea: basket flower - Centaurea americana Cornflower - C. cyanus, Dusty Miller - C. candidissima, Royal Centaurea - C. imperialis, Sweet Sultan - C. moschata, Velvet Centaurea - C. gymnocarpa60Cerastium (snow-in-summer) Cerastium biebersteini and C.tomentosum65
Chinese forget-me-not - Cynoglossum amabile55Chrysanthemum, annual - Chrysanthemum carinatum C.coronarium, C. segetum 50Cineraria -- Senecio cruentus60Clarkia - Clarkia elegans65Cleome - Cleome gigantea65Coleus - Coleus blumei65Columbine - Aquilegia spp.50Coral bells - Heuchera sanguinea55Coreopsis, perennial - Coreopsis lanceolata40Corn, ornamental - Zea mays75Cosmos: sensation, mammoth, and crested types - Cosmos bipinnatus; Klondyke Type - C. sulphureus65Crossandra - Crossandra infundibuliformis50Dahlia - Dahlia spp.55Daylily - Hemerocallis spp.45Delphinium, perennial- belladonna and bellamosum types; cardinal larkspur - Delphinium cardinale; Chinensis Types; Pacific Giant, Gold Medal, and other hybrids of D. elatum55Dianthus:Carnation --Dianthus caryophyllus60China pinks - Dianthus chinensis, Heddewigi, Heddensis 70Grass pinks - Dianthus plumarius60Maiden pinks - Dianthus deltoides70Sweet William - Dianthus barbatus60Sweet wivelsfield - Dianthus allwoodi60Didiscus - (blue lace flower) - Didiscus coerulea65Doronicum (leopard's bane) - Doronicum caucasicum60
Dracaena - Dracaena indivisa55Dragon tree - Dracaena draco40English daisy - Bellis perennis55Flax - golden flax, Linum flavum; flowering flax, L. randiflorum; Perennial flax, L. perenne60Flowering maple - Abutilon spp.35Foxglove - Digitalis spp.60Gaillardia, annual - Gaillardia pulchella; G. picta; perennial - G. grandiflora45Gerbera (transvaal daisy) - Gerbera jamesonii60Geum - Geum spp.55Gilia - Gilia spp.65Gloriosa daisy (rudbeckia) - Echinacea purpurea and Rudbeckia hirta60Gloxinia - Sinningia speciosa40Godetia - Godetia Amoena, G. grandiflora65Gourds: yellow flowered - Cucurbita pepo; white flowered -- Lagenaria sisceraria; dishcloth - Luffa cylindrical70Gypsophila: annual baby's breath -- Gypsophila elegans; perennial baby's breath - G. paniculata, G. pacifica G. repens70Helenium - Helenium autumnale40Helichrysum - Helichrysum monstrosum60Heliopsis - Heliopsis scabra55Heliotrope - Heliotropium spp.35hHelipterum (acroclinium) Helipterum roseum60Hesperis (sweet rocket) - Hesperis matronalis65*Hollyhock - Althea rosea65Hunnemania (Mexican tulip poppy) - Hunnemania fumariaefolia60Impatiens - Impatiens holstii, I. sultani55
*Ipomea - cypress vine - Ipomea quamoclit; moonflower -- I. noctiflora; morning glories, cardinal climber, hearts, and honey vine - Ipomea spp.75Jerusulem cross (Maltese cross) - Lychnis chalcedonica70Job's tears - Coix lacrymajobi70Kochia - Kochia childsii55Larkspur, annual - Delphinium ajacis60Lantana - Lantana camara, L. hybrida35Lilium (regal lily) - Lilium regale50Linaria - Linaria spp.65Lobelia, annual - Lobelia erinus65Lunaria, annual - Lunaria annua65*Lupine - Lupinus spp.65Marigold - Tagetes spp.65Marvel of Peru - Mirabilis jalapa60Matricaria (feverfew) - Matricaria spp.60Mignonette - Reseda odorata 55Myosotis - Myosotis alpestris, M. oblongata, M. palustris 50Nasturtium - Tropaeolum spp.60Nemesia - Nemesia spp.65Nemophila - Nemophila insignis70Nemophila, spotted - Nemophila maculata60Nicotiana - Nicotiana affinis, N. sanderae, N. sylvestris65Nierembergia - Nierembergia spp.55Nigella - Nigella damascena55Pansy - Viola tricolor60Penstemon - Penstemon barbatus, P. grandflorus, P. laevigatus, P. pubescens.60Petunia - Petunia spp.45
Phacelia - Phacelia campanularia, P. minor, P. tanacetifolia65Phlox, annual - Phlox drummondii all types and varieties55Physalis - Physalis spp.60Platycodon (balloon flower) - Platycodon grandiflorus60Plumbago, cape - Plumbago capensis50Ponytail - Beaucarnea recurvata40Poppy: Shirley poppy - Papaver rhoeas; Iceland poppy - P.nudicaule; Oriental poppy - P. orientale; Tulip poppy - P.glaucum 60Portulacaa - Portulaca grandiflora55Primula (primrose) - Primula spp.50Pyrethrum (painted daisy) - Pyrethrum coccineum60Salpiglossis - Salpiglossis gloxinaeflora, S. sinuata60Salvia - scarlet sage - Salvia splendens; mealycup sage (blue bedder) -- Salvia farinacea 50Saponaria - Saponaria ocymoides, S. vaccaria60Scabiosa, annual - Scabiosa atropurpurea50Scabiosa, perennial - Scabiosa caucasica40Schizanthus - Schizanthus spp.60*Sensitive plant (mimosa) - Mimosa pudica65Shasta daisy - Chrysanthemum maximum C. leucanthemum65Silk oak - Grevillea robusta25Snapdragon - Antirrhinum spp.55Solanum - Solanum spp.60Statice (flower heads)- Statice sinuata, S. suworonii 50
Stocks: common - Matthiola incana; evening scented - Matthiola bicornis65Sunflower - Helianthus spp.70Sunrose - Helianthemum spp.30*Sweet pea, annual and perennial other than dwarf bush - Lathyrus odoratus, L. latifolius75*Sweet pea, dwarf bush - Lathyrus odoratus65Tahoka daisy - Machaeranthera tanacetifolia60Thunbergia - Thunbergia alata60Torch flower - Tithonia speciosa70Torenia (wishbone flower) - Torenia fournieri70Tritoma - Kniphofia spp.65Verbena, annual - Verbena hybrida35Vinca - Vinca rosea60Viola - Viola cornuta 55Virginian stocks - Malcolmia maritima65Wallflower - Cheiranthus allioni65Yucca (Adam's needle) - Yucca filamentosa50Zinna (except linearis and creeping) - Zinnia angustifolia, Z. elegans, Z. grandiflora, Z. gracillima, Z. haageana, Z. multiflora, Z.pumila65Zinnia, linearis, and creeping - Zinnia linearis, Sanvitalia procumbens50* including germination and percentage of hard seedall other kinds35
KEY: inspections
Date of Last Change: August 22, 2023
Notice of Continuation: September 5, 2025
Authorizing, and Implemented or Interpreted Law: 4-2-103; 4-16; 4-17-103