Utah Administrative Code
Topic - Agriculture and Food
Title R68 - Plant Industry
Rule R68-8 - Utah Seed Rule
Section R68-8-11 - Flower Seeds and Minimum Germination Standards

TABLE 7

GERMINATION STANDARDS FOR FLOWER SEEDS

Kind of Flower Seeds

Percent

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) - Anagalis Arvensis, Anagalis Coerulia, Anagalis 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, and Princess types

55

aster, China - Callistephus Chinensis; Pompon, Powderpuff and 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, Campanula

65

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. 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 - Centaurea Americana Cornflower - C. Cyanus, Dusty Miller - C. Candidissima, Royal Centaurea C. Imperialis, Sweet Sultan - C. Moschata, Velvet Centaurea - C. Gymnocarpa

60

cerasium (snow-in-summer) Cerastium Biebersteini and C. Ttomentosum

65

Chinese forget-me-not - Cynoglossum Amabile

55

chrysanthemum, annual - Chrysanthemum Carinatum C. Coronarium, C. Segetum

50

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 Ianceolata

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, and other hybrids of D. Elatum dianthus:

55

carnation -dianthus caryophyllus

60

China pinks - Dianthus Chinensis, Heddewigi, Heddensis

70

grass pinks - Dianthus Plumarius

60

maiden pinks - Dianthus Deltoids

70

sweet william - Dianthus Barbatus

60

sweet wivelsfield - Dianthus 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

flowering maple - Abutilon spp.

35

flax - golden flax (linum flavum); flowering flax L. Randiflorum; Perennial Flax, L. Perenne

60

foxglove - Digitalis spp.

60

gaillardia, annual - Gaillardia Pulchella; G. Picta; perennial - G. Grandiflora

45

gerbera (transvaal daisy) - Gerbera Iamesoni

60

geum - Geum spp.

55

gilia - Gilia spp.

65

gloriosa 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 Cylindrical

70

gypsophila: annual baby's breath - Gypsophlla 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

hyacinth bean - Dolichos Lablab

70

impatiens - Impatiens Hostii, I. Sultani

55

*ipomea - cypress vine - Ipomea 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 Ialapa

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) -- Salvia Farinacea

50

saponaria - Saponaria Ocymoides, S. Vaccaria

60

scabiosa, annual - Scabiosa Atropurpurea

50

scabiosa, perennial - Scabiosa Caucasica

40

schizanthus - Schizanthus spp.

60

*sensitive plant (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

65

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

torch 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 Maritime

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.Ppumila

65

zinnia, linearis and creeping - Zinnia Linearis, Sanvitalia Procumbens

50

* including germination and percentage of hard seed

all other kinds

35