Bloom Guide
May Through August
Bloom times can vary significantly depending on planting dates and weather conditions. Some species may appear in both early and mid-bloom categories; in these cases, early blooms typically result from fall planting, while mid blooms are from spring planting.
Not all flowers listed will be blooming at the same time, and not all varieties are grown every year. This bloom table represents flowers that may be blooming during the season, rather than a guarantee of specific blooms during a visit.
Each year, we plant approximately 100 different flower varieties, with bloom timing and availability varying from season to season.
Early Blooms (May - June)
Calendula (multiple varieties) – Calendula officinalis
Bachelor Button (multiple varieties) – Centaurea cyanus
Wallflower, Siberian – Cheiranthus allionii
Chinese Houses – Collinsia heterophylla
Phlox, Large-Flowered – Collomia grandiflora
Sweet William – Dianthus barbatus
Primrose, Dense Spike – Epilobium densiflorum
Oregon Sunshine – Eriophyllum lanatum
California Poppy (multiple varieties) – Eschscholzia californica
Dame’s Rocket – Hesperis matronalis
Sweet Pea, Perennial – Lathyrus latifolius
Sweet Pea (multiple varieties) – Lathyrus odoratus
Poached Egg Flower – Limnanthes douglasii
Spanish Clover – Lotus unifoliolatus
Lupine (multiple varieties) – Lupinus
Five Spot – Nemophila maculata
Baby Blue Eyes – Nemophila menziesii
Love-in-a-Mist – Nigella damascena
Shirley Poppy & Red American Legion – Papaver rhoeas
Sea Blush – Plectritis congesta
Heal-All – Prunella vulgaris ssp. lanceolata
Hollyhock, Tall Wild – Sidalcea campestris
*Depending on the weather if it is a particular warm spring some of these can bloom as early as April in our area.
Mid Season Blooms (June - July)
Yarrow, Western – Achillea millefolium
Calendula (multiple varieties) – Calendula officinalis
Bachelor Button (multiple varieties) – Centaurea cyanus
Wallflower, Siberian – Cheiranthus allionii
Painted Daisy – Chrysanthemum carinatum
Garland Daisy – Chrysanthemum coronarium
Shasta Daisy – Chrysanthemum maximum
Godetia (multiple varieties) – Clarkia amoena
Clarkia, Pink Fairies – Clarkia pulchella
Clarkia, Elegant (multiple varieties) – Clarkia unguiculata
Coreopsis, Lance-Leaved (Dwarf & Tall) – Coreopsis lanceolata
Coreopsis, Plains (multiple varieties) – Coreopsis tinctoria
Cosmos (multiple varieties) – Cosmos bipinnatus
Chinese Forget-Me-Not – Cynoglossum amabile
Larkspur, Rocket (multiple varieties) – Delphinium ajacis
African Daisy – Dimorphotheca sinuata
Purple Coneflower – Echinacea purpurea
California Poppy (multiple varieties) – Eschscholzia californica
Blanketflower – Gaillardia aristata
Bird’s Eyes Gilia – Gilia tricolor
Baby’s Breath – Gypsophila elegans
Sunflower (multiple varieties) – Helianthus annuus
Sweet Pea, Perennial – Lathyrus latifolius
Sweet Pea (multiple varieties) – Lathyrus odoratus
Mountain Phlox – Linanthus grandiflorus
Rose Mallow (multiple varieties) – Lavatera trimestris
Scarlet Flax – Linum grandiflorum var. rubrum
Alyssum (multiple varieties) – Lobularia maritima
Tahoka Daisy – Machaeranthera tanacetifolia
Love-in-a-Mist – Nigella damascena
Evening Primrose – Oenothera biennis
Evening Primrose – Oenothera lamarckiana
Shirley Poppy & American Legion – Papaver rhoeas
California Bluebell – Phacelia campanularia
Late Season Blooms (July - August)
Coreopsis, Lance-Leaved (Tall & Dwarf) – Coreopsis lanceolata
Coreopsis, Plains (multiple varieties) – Coreopsis tinctoria
Cosmos (multiple varieties) – Cosmos bipinnatus
Cosmos, Sulphur (multiple varieties) – Cosmos sulphureus
Larkspur, Rocket (multiple varieties) – Delphinium ajacis
African Daisy – Dimorphotheca sinuata
Purple Coneflower – Echinacea purpurea
California Poppy (multiple varieties) – Eschscholzia californica
Blanketflower – Gaillardia aristata
Sunflower (multiple varieties) – Helianthus annuus
Rose Mallow (multiple varieties) – Lavatera trimestris
Lobularia maritima – Alyssum (multiple varieties)
Tahoka Daisy – Machaeranthera tanacetifolia
Upright Prairie Coneflower – Ratibida columnifera
Clasping Coneflower – Rudbeckia amplexicaulis