Wildflower Bloom Schedule May 24 through June 8 This is a list of plants in flower between May 24 and June 8. The list was compiled from the Nature Observer’s plant records from 2002 through 2008. Plants are separated by growth-form and arranged alphabetically by family. Grasses and Grass-like plants Drooping Sedge Carex crinata Cyperaceae Wood Rush Luzula multiflora Juncaceae Orchard Grass Dactylis glomerata Poaceae Velvetgrass Holcus lanatus Poaceae Switchgrass Panicum virgatum Poaceae Reed Canary Grass Phalaris arundinacea Poaceae Timothy Phleum pratense Poaceae Herbaceous plants Wild Chervil Anthriscus sylvestris Apiaceae Hemlock Parsley Conioselinum chinese Apiaceae Poison Hemlock Conium maculatum Apiaceae Queen Anne's Lace Daucus carota Apiaceae Cow Parsnip Heraceum lanatum Apiaceae Field Hawkweed Hieracium caepitosum Apiaceae Large Mouse Ear Hieracium flagellare Apiaceae Sweet Cicely Osmorhiza Claytonii Apiaceae Aniseroot Osmorhiza longistylis Apiaceae Wild Parsnip Pastinaca sativa Apiaceae Meadow Parsnip Thaspium trifoliatum Apiaceae Golden Alexanders Zizia aurea Apiaceae Spreading Dogbane Apocynum androsaemifolium Apocynaceae Jack-in-the-Pulpit Arisaema triphyllum Araceae Dwarf Ginseng Panax trifolium Araliaceae Wild Ginger Asarum canadense Aristolochiaceae Yarrow Achillea millefolium Asteraceae Field Pussytoes (Neglected Pussytoes) Antennaria neglecta Asteraceae English Daisy Bellis perennis Asteraceae Blue Chicory Chichorium intybus Asteraceae Ox-eye Daisy Chrysanthemum leucanthemum Asteraceae Water Hemlock Cicuta maculata Asteraceae Swamp Thistle Cirsium muticum Asteraceae Common Fleabane Erigeron annuus Asteraceae Daisy Fleabane Erigeron philadelpicus Asteraceae Quickweed Galinsoga quadriradiata Asteraceae Orange Hawkweed Hieracium aurantiacum Asteraceae Field Hawkweed Hieracium caespitosum Asteraceae Cat's Ear Hypochoeis radicata Asteraceae Prickley Lettuce Lactua scariola Asteraceae Pineapple-weed Matricaria matricarioides Asteraceae Golden Ragwort Senecio aureus Asteraceae Dandelion Taraxacum officale Asteraceae Yellow Goatsbeard Tragopan pratensis Asteraceae Tall Ironweed Vernonia altissima Asteraceae Viper's Bugloss Echium vulgare Boraginaceae Smaller Forget-me-knot Myosotis laxa Boraginaceae True Forget-me-knot Myosotis scorpioides Boraginaceae Comfrey Symphytum officinale Boraginaceae Dame's Rocket Hesperis matronalis Brassiaceae Watercress Nasturtium officiale Brassiaceae Blunt-leaved Sandwort Arenaria laterifolia Caryophyllaceae Red Campion Silene dioica Caryophyllaceae Lesser Stitchwort Stellaria graminea Caryophyllaceae Common Chickweed Stellaria media Caryophyllaceae Great Chickweed Stellaria pubera Caryophyllaceae Spiderwort Tradescantia virginiana Commelinaceae Hedge Bindweed Calystegia sepium Convulvulaceae Wild Stonecrop Sedum ternatum Crassulaceae Cypress Spurge Euphobia cyparissias Euphorbiaceae Crown Vetch Coronilla varia Fabaceae Perennial Sweetpea Lathyrus latifolus Fabaceae Birds-foot Trefoil Lotus corniculatus Fabaceae Yellow Sweet Clover Melilotus officiale Fabaceae Black Locust Robinia psuedoacacia Fabaceae Low Hop Clover Trifolium campestre Fabaceae Least Hop Clover Trifolium dubium Fabaceae Crimson Clover Trifolium incarnatum Fabaceae Red Clover Trifolium pratense Fabaceae White Clover Trifolium repens Fabaceae Cow Vetch Vicia cracca Fabaceae Wild Geranium Geranium maculatum Geraniaceae Broad-leaved Water leaf Hydrophylium canandense Hydrophyllaceae Virginia Waterleaf Hydrophyllum virginianum Hydrophyllaceae Yellow Iris Iris psuedoacurus Iridaceae Northern Blue Flag Iris versicolor Iridaceae Blue-eyed Grass Sisyrinchium angustifolium Iridaceae Bugle Ajuga reptens Lamiaceae Horse Balm Collinonsia canadensis Lamiaceae Ground Ivy Glechoma hedaracea Lamiaceae Self Heal Prunella vulgare Lamiaceae Yellow Clintonia Clintonia borealis Lilaceae White Clintonia Clintonia umbellulata Lilaceae Canada Mayflower Maiantheum canadense Liliaceae Star-of-Bethlehem Ornithogallum umbellatum Liliaceae Solomon Seal Polyganatum pubescens Liliaceae False Solomon Seal Smilacina racemosa Liliaceae Painted Trillium Trillium undulatum Liliaceae Cheeses Malva neglecta Malvaceae Spatterdock Nuphar lutea Nymphaeaceae Large Round-leaved Orchis Platanthera orbiculata Orchidaceae Great Yellow Wood Sorrel Oxalis grandis Oxalidaceae Yellow Wood Sorrel Oxalis scripta Oxalidaceae Violet Wood Sorrel Oxalis violacea Oxalidaceae Greater Celandine Chelidonium majus Papaveraceae Long-pod Poppy Papaver dubium Papaveraceae Pokeweed Phytolacca americana Phytolaccaceae English Plantain allium tricoccum Plantaginaceae Broad-leafed Plantain Plantago major Plantaginaceae Wild Blue Phlox Phlox divaricata Polemoniaceae Wild Sweet William Phlox maculatum Polemoniaceae Garden Phlox Phlox paniculatua Polemoniaceae Downy Phlox Phlox pilosa Polemoniaceae Fringed Polygala Polygala paucifolia Polygalaceae Japanese Knotweed Polygonum cuspidatum Polygonaceae Curly Dock Rumex crispus Polygonaceae Bitter Dock Rumex obtusifolius Polygonaceae Moneywort Lysimachia nummularia Primulacea Starflower Trientalis borealis Primulacea Canada Anemone Anemone canadensis Ranunculaceae Wild Columbine Aquilegia canadensis Ranunculaceae Columbine Aquilegia vulgare Ranunculaceae Marsh Marigold Caltha palustis Ranunculaceae Dwarf Larkspur Delphinium tricorne Ranunculaceae Sharp-lobed Hepatica Hepatica nobilis var acuta Ranunculaceae Tall Buttercup Ranunculus acris Ranunculaceae Tall Meadowrue Thalictrum pubescens Ranunculaceae Rue Anemone Thalictrum thalictroides Ranunculaceae Agrimony Agrimony grypsosepala Rosaceae Goatsbeard Aruncus dioicus Rosaceae Wild Strawberry Fragaria virginiana Rosaceae Bowman's Root Porteranthus trifoliatus Rosaceae Dwarf Cinquefoil Potentilla canadensis Rosaceae Common Cinquefoil Potentilla simplex Rosaceae Bluett Houstonia caerulea Rubiaceae Alumroot Heuchera americana Saxifagaceae Swamp Saxifrage Saxifraga pensylvanica Saxifagaceae Foamflower Tiarella cordifolia Saxifagaceae Wood Betony Pediculaqris candensis Scrophulariaceae Lanceleaf Figwort (Hare Figwort) Scrophularia lanceolata Scrophulariaceae Moth Mullein Verbascum blattaria Scrophulariaceae Water Speedwell Veronica anagallis-aquatica Scrophulariaceae Common Speedwell Veronica officinalis Scrophulariaceae Carrion Flower Smilax herbacea Smilacaceae Jimsonweed Datura stramonium Solanaceae Bittersweet Nightshade Solanum dulcamara Solanaceae Few-flowered Valerian Valeriana pauciflora Valerianaceae Corn Salad Valerianella umblicata Valerianaceae White Vervain Verbena urticifolia Verbenacaeae Sweet White Violet Viola blanda Violaceae Canada Violet Viola canadensis Violaceae Downy Yellow Violet Viola pubescens Violaceae Smooth Yellow Violet Viola pubescens Violaceae Northern Blue Violet Viola septentrionalis Violaceae Common Blue Violet Viola sororia Violaceae Cream Violet Viola striata Violaceae Poke Milkweed Asclepias exaltata Vitaceae Shrubs Mountain Maple Acer spicata Aceraceae Red-berried Elder Sambucus racemosa Caprfoliaceaae Maple-leaved Viburnum Viburnum acerifolium Caprfoliaceaae Highbush Cranberry Viburnum trilobum Caprfoliaceaae Morrow's Honeysuckle Lonerica morrowii Caprifoliaceae Tartarian Honeysuckle Lonerica tatarica Caprifoliaceae Nannyberry Viburnum lentago Caprifoliaceae Northern Arrowood Viburnum recognitum Caprifoliaceae Kinnikinik Cornus amomum Cornaceae Silky Dogwood Cornus racemosa Cornaceae Mountain Laurel Kalmia latifolia Ericaceae Great Rhododendron Rhododendron maximum Ericaceae Pinkster Flower Rhododendron periclymenoides Ericaceae Deerberry Vaccineum stamineum Ericaceae Early Low Blueberry Vaccinium angustifolium Ericaceae Wild Hydrangea Hydrangea arborescens Hydrangeaceae Serviceberry Amelanchier arborea Rosaceae Red Chokeberry Aronia arbutifolia Rosaceae Ninebark Physocarpus opulifolius Rosaceae Eglantine Rose, Sweetbrier Rosa eglantera Rosaceae Multiflora Rose Rosa multiflora Rosaceae Common Blackberry Rubus allegheniensis Rosaceae Black Raspberry Rubus occidentalis Rosaceae Purple Flowering Raspberry Rubus odoratus Rosaceae Trees Hop Hornbeam Ostrya caroliniana Betulaceae Paulownia Paulownia tomentosa Bignoniaceae Butternut Juglans cinerea Juglanaceae Tuliptree Liriodendron tulipifera Magnolaceae Cucumber Magnolia Magnolia acuminata Magnolaceae Sycamore Plantanus occidentalis Plantanaceae Domestic Apple Malus pumila Rosaceae Black Cherry Prunus serotina Rosaceae Vines Japanese Honeysuckle Lonerica japonica Caprifoliaceae Glaucus Mountain Honeysuckle Lonicera dioica glaucesens Caprifoliaceae Oriental Bittersweet Celastrus orbiculatus Celastraceae Porcelain-berry Ampelopsis brevipendunculata Vitaceae Return to the Nature Observer Home Page

Wildflower Bloom Schedule

May 24 through June 8

This is a list of plants in flower between May 24 and June 8. The list was compiled from the Nature Observer’s plant records from 2002 through 2008. Plants are separated by growth-form and arranged alphabetically by family.

Grasses and Grass-like plants

Drooping Sedge Carex crinata Cyperaceae

Wood Rush Luzula multiflora Juncaceae

Orchard Grass Dactylis glomerata Poaceae

Velvetgrass Holcus lanatus Poaceae

Switchgrass Panicum virgatum Poaceae

Reed Canary Grass Phalaris arundinacea Poaceae

Timothy Phleum pratense Poaceae

Herbaceous plants

Wild Chervil Anthriscus sylvestris Apiaceae

Hemlock Parsley Conioselinum chinese Apiaceae

Poison Hemlock Conium maculatum Apiaceae

Queen Anne's Lace Daucus carota Apiaceae

Cow Parsnip Heraceum lanatum Apiaceae

Field Hawkweed Hieracium caepitosum Apiaceae

Large Mouse Ear Hieracium flagellare Apiaceae

Sweet Cicely Osmorhiza Claytonii Apiaceae

Aniseroot Osmorhiza longistylis Apiaceae

Wild Parsnip Pastinaca sativa Apiaceae

Meadow Parsnip Thaspium trifoliatum Apiaceae

Golden Alexanders Zizia aurea Apiaceae

Spreading Dogbane Apocynum androsaemifolium Apocynaceae

Jack-in-the-Pulpit Arisaema triphyllum Araceae

Dwarf Ginseng Panax trifolium Araliaceae

Wild Ginger Asarum canadense Aristolochiaceae

Yarrow Achillea millefolium Asteraceae

Field Pussytoes (Neglected Pussytoes) Antennaria neglecta Asteraceae

English Daisy Bellis perennis Asteraceae

Blue Chicory Chichorium intybus Asteraceae

Ox-eye Daisy Chrysanthemum leucanthemum Asteraceae

Water Hemlock Cicuta maculata Asteraceae

Swamp Thistle Cirsium muticum Asteraceae

Common Fleabane Erigeron annuus Asteraceae

Daisy Fleabane Erigeron philadelpicus Asteraceae

Quickweed Galinsoga quadriradiata Asteraceae

Orange Hawkweed Hieracium aurantiacum Asteraceae

Field Hawkweed Hieracium caespitosum Asteraceae

Cat's Ear Hypochoeis radicata Asteraceae

Prickley Lettuce Lactua scariola Asteraceae

Pineapple-weed Matricaria matricarioides Asteraceae

Golden Ragwort Senecio aureus Asteraceae

Dandelion Taraxacum officale Asteraceae

Yellow Goatsbeard Tragopan pratensis Asteraceae

Tall Ironweed Vernonia altissima Asteraceae

Viper's Bugloss Echium vulgare Boraginaceae

Smaller Forget-me-knot Myosotis laxa Boraginaceae

True Forget-me-knot Myosotis scorpioides Boraginaceae

Comfrey Symphytum officinale Boraginaceae

Dame's Rocket Hesperis matronalis Brassiaceae

Watercress Nasturtium officiale Brassiaceae

Blunt-leaved Sandwort Arenaria laterifolia Caryophyllaceae

Red Campion Silene dioica Caryophyllaceae

Lesser Stitchwort Stellaria graminea Caryophyllaceae

Common Chickweed Stellaria media Caryophyllaceae

Great Chickweed Stellaria pubera Caryophyllaceae

Spiderwort Tradescantia virginiana Commelinaceae

Hedge Bindweed Calystegia sepium Convulvulaceae

Wild Stonecrop Sedum ternatum Crassulaceae

Cypress Spurge Euphobia cyparissias Euphorbiaceae

Crown Vetch Coronilla varia Fabaceae

Perennial Sweetpea Lathyrus latifolus Fabaceae

Birds-foot Trefoil Lotus corniculatus Fabaceae

Yellow Sweet Clover Melilotus officiale Fabaceae

Black Locust Robinia psuedoacacia Fabaceae

Low Hop Clover Trifolium campestre Fabaceae

Least Hop Clover Trifolium dubium Fabaceae

Crimson Clover Trifolium incarnatum Fabaceae

Red Clover Trifolium pratense Fabaceae

White Clover Trifolium repens Fabaceae

Cow Vetch Vicia cracca Fabaceae

Wild Geranium Geranium maculatum Geraniaceae

Broad-leaved Water leaf Hydrophylium canandense Hydrophyllaceae

Virginia Waterleaf Hydrophyllum virginianum Hydrophyllaceae

Yellow Iris Iris psuedoacurus Iridaceae

Northern Blue Flag Iris versicolor Iridaceae

Blue-eyed Grass Sisyrinchium angustifolium Iridaceae

Bugle Ajuga reptens Lamiaceae

Horse Balm Collinonsia canadensis Lamiaceae

Ground Ivy Glechoma hedaracea Lamiaceae

Self Heal Prunella vulgare Lamiaceae

Yellow Clintonia Clintonia borealis Lilaceae

White Clintonia Clintonia umbellulata Lilaceae

Canada Mayflower Maiantheum canadense Liliaceae

Star-of-Bethlehem Ornithogallum umbellatum Liliaceae

Solomon Seal Polyganatum pubescens Liliaceae

False Solomon Seal Smilacina racemosa Liliaceae

Painted Trillium Trillium undulatum Liliaceae

Cheeses Malva neglecta Malvaceae

Spatterdock Nuphar lutea Nymphaeaceae

Large Round-leaved Orchis Platanthera orbiculata Orchidaceae

Great Yellow Wood Sorrel Oxalis grandis Oxalidaceae

Yellow Wood Sorrel Oxalis scripta Oxalidaceae

Violet Wood Sorrel Oxalis violacea Oxalidaceae

Greater Celandine Chelidonium majus Papaveraceae

Long-pod Poppy Papaver dubium Papaveraceae

Pokeweed Phytolacca americana Phytolaccaceae

English Plantain allium tricoccum Plantaginaceae

Broad-leafed Plantain Plantago major Plantaginaceae

Wild Blue Phlox Phlox divaricata Polemoniaceae

Wild Sweet William Phlox maculatum Polemoniaceae

Garden Phlox Phlox paniculatua Polemoniaceae

Downy Phlox Phlox pilosa Polemoniaceae

Fringed Polygala Polygala paucifolia Polygalaceae

Japanese Knotweed Polygonum cuspidatum Polygonaceae

Curly Dock Rumex crispus Polygonaceae

Bitter Dock Rumex obtusifolius Polygonaceae

Moneywort Lysimachia nummularia Primulacea

Starflower Trientalis borealis Primulacea

Canada Anemone Anemone canadensis Ranunculaceae

Wild Columbine Aquilegia canadensis Ranunculaceae

Columbine Aquilegia vulgare Ranunculaceae

Marsh Marigold Caltha palustis Ranunculaceae

Dwarf Larkspur Delphinium tricorne Ranunculaceae

Sharp-lobed Hepatica Hepatica nobilis var acuta Ranunculaceae

Tall Buttercup Ranunculus acris Ranunculaceae

Tall Meadowrue Thalictrum pubescens Ranunculaceae

Rue Anemone Thalictrum thalictroides Ranunculaceae

Agrimony Agrimony grypsosepala Rosaceae

Goatsbeard Aruncus dioicus Rosaceae

Wild Strawberry Fragaria virginiana Rosaceae

Bowman's Root Porteranthus trifoliatus Rosaceae

Dwarf Cinquefoil Potentilla canadensis Rosaceae

Common Cinquefoil Potentilla simplex Rosaceae

Bluett Houstonia caerulea Rubiaceae

Alumroot Heuchera americana Saxifagaceae

Swamp Saxifrage Saxifraga pensylvanica Saxifagaceae

Foamflower Tiarella cordifolia Saxifagaceae

Wood Betony Pediculaqris candensis Scrophulariaceae

Lanceleaf Figwort (Hare Figwort) Scrophularia lanceolata Scrophulariaceae

Moth Mullein Verbascum blattaria Scrophulariaceae

Water Speedwell Veronica anagallis-aquatica Scrophulariaceae

Common Speedwell Veronica officinalis Scrophulariaceae

Carrion Flower Smilax herbacea Smilacaceae

Jimsonweed Datura stramonium Solanaceae

Bittersweet Nightshade Solanum dulcamara Solanaceae

Few-flowered Valerian Valeriana pauciflora Valerianaceae

Corn Salad Valerianella umblicata Valerianaceae

White Vervain Verbena urticifolia Verbenacaeae

Sweet White Violet Viola blanda Violaceae

Canada Violet Viola canadensis Violaceae

Downy Yellow Violet Viola pubescens Violaceae

Smooth Yellow Violet Viola pubescens Violaceae

Northern Blue Violet Viola septentrionalis Violaceae

Common Blue Violet Viola sororia Violaceae

Cream Violet Viola striata Violaceae

Poke Milkweed Asclepias exaltata Vitaceae

Shrubs

Mountain Maple Acer spicata Aceraceae

Red-berried Elder Sambucus racemosa Caprfoliaceaae

Maple-leaved Viburnum Viburnum acerifolium Caprfoliaceaae

Highbush Cranberry Viburnum trilobum Caprfoliaceaae

Morrow's Honeysuckle Lonerica morrowii Caprifoliaceae

Tartarian Honeysuckle Lonerica tatarica Caprifoliaceae

Nannyberry Viburnum lentago Caprifoliaceae

Northern Arrowood Viburnum recognitum Caprifoliaceae

Kinnikinik Cornus amomum Cornaceae

Silky Dogwood Cornus racemosa Cornaceae

Mountain Laurel Kalmia latifolia Ericaceae

Great Rhododendron Rhododendron maximum Ericaceae

Pinkster Flower Rhododendron periclymenoides Ericaceae

Deerberry Vaccineum stamineum Ericaceae

Early Low Blueberry Vaccinium angustifolium Ericaceae

Wild Hydrangea Hydrangea arborescens Hydrangeaceae

Serviceberry Amelanchier arborea Rosaceae

Red Chokeberry Aronia arbutifolia Rosaceae

Ninebark Physocarpus opulifolius Rosaceae

Eglantine Rose, Sweetbrier Rosa eglantera Rosaceae

Multiflora Rose Rosa multiflora Rosaceae

Common Blackberry Rubus allegheniensis Rosaceae

Black Raspberry Rubus occidentalis Rosaceae

Purple Flowering Raspberry Rubus odoratus Rosaceae

Trees

Hop Hornbeam Ostrya caroliniana Betulaceae

Paulownia Paulownia tomentosa Bignoniaceae

Butternut Juglans cinerea Juglanaceae

Tuliptree Liriodendron tulipifera Magnolaceae

Cucumber Magnolia Magnolia acuminata Magnolaceae

Sycamore Plantanus occidentalis Plantanaceae

Domestic Apple Malus pumila Rosaceae

Black Cherry Prunus serotina Rosaceae

Vines

Japanese Honeysuckle Lonerica japonica Caprifoliaceae

Glaucus Mountain Honeysuckle Lonicera dioica glaucesens Caprifoliaceae

Oriental Bittersweet Celastrus orbiculatus Celastraceae

Porcelain-berry Ampelopsis brevipendunculata Vitaceae

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