APRIL

JULY

SEPTEMBER

Caltha palustris

Achillea millefolium

Aster

Dicentra cuccularia

Asclepias incarnata

Boltonia asteroides

Dicentra eximia

Asclepias tuberosa

Chelone lyonii

Dicentra formosa

Campanula rotundifolia

Chrysopsis mariana

Erythronium

Cimicifuga racemosa

Eupatorium coelestinum

Hepatica nobilis

Coreopsis

Gaura lindheimerii

Sanguinaria canadensis

Eryngium yuccifolium

Gentiana andrewsii

Filipendula rubra ‘Venusta’

Helianthus mollis

MAY

Gaillardia

Helianthus multiflorus

Aquilegia canadensis

Gaura lindheimerii

Arisaema triphyllum

Heliopsis

OCTOBER

Baptisia australis

Heuchera americana*

Aster

Baptisia leucantha

Liatris spicata

Helianthus maximilliana

Chrysogonum virginianum

Monarda

Helianthus salicifolius

Cornus canadensis

Oenothera speciosa ‘Rosea’

Rudbeckia fulgida ‘Fulgida’

Delphinium tricorne

Penstemon

Dicentra eximia

Phlox maculata

NOVEMBER

Dicentra formosa

Pycanthemum

Aster ‘Fanny’

Dodecatheon meadia

Ratibida pinnata

Geranium maculatum

Rudbeckia fulgida

FERNS

Houstonia caerulea

Silene dioca

Adiantum pedatum

Iris cristata

Spigelia marilandica

Athryium filix-femina

Leucanthemum ‘May Queen’

Stokesia laevis

Dennstaedtia punctilobula

Lupinus

Veronicastrum

Dryopteris goldiana

Mertensia virginica

Dryopteris noveboracensis

Phlox divaricata

AUGUST

Matteuccia struthiopteris

Phlox stolonifera

Agastache foeniculum

Osmounda cinnamonea

Phlox subulata

Coreopsis

Polystichum aristichoides

Podophyllum peltatum

Eupatorium maculatum

Silene virginica

Eupatorium purpureum

ORNAMENTAL GRASSES

Stylophorum diphyllum

Gaura lindheimerii

Chasmanthium latifolium

Tiarella cordifolia

Helenium

Panicum virgatum

Trillium

   *parent of most ornamental

Schizachyrium scoparium

Uvularia grandiflora

   burgundy and silver leave

Sorghastrum nutans

Viola labradorica

   Heucheras

Viola pedata

Helianthus mollis

Zizia aptera

Helianthus multiflorus

Helianthus tuberosus

JUNE

Hibiscus moscheutos

Achillea millefolium

Lobelia cardinalis

Amsonia hubrechtii

Lobelia siphilitica

Amsonia tabernaemontana

Oenothera speciosa ‘Rosea’

Aruncus diocus

Phlox paniculata

Asclepias tuberosa

Physostegia virginica

Baptisia australis

Ratibida

Camassia quamash

Rudbeckia fulgida

Campanula rotundifolia

Silphium

Coreopsis

Soldidago

Delphinium tricorne

Vernonia noveboacensis

Gaillardia

Gillenia trifoliata

Iris versicolor

Leucanthemum ‘May Queen’

Lilium canadense

Lupinus

Oenothera fruticosa

Oenothera speciosa ‘Rosea’

Penstemon

Silene dioca

Silene virginica

Sisyrinchium angustifolium

Thermopsis caroliniana

Tradescantia virginana