60 wildflowers were recorded blooming in Michigan in June in our iNaturalist sample; 34 of the top 50 are at their peak this month. The list is ranked by number of research-grade observations.
Top wildflowers in June

Pink Lady's Slipper

Red Columbine

Yellow Lady's Slipper
Thimbleberry

Northern Starflower

Showy Lady's Slipper

American black elderberry
Bluebead Lily

Fringed Polygala

Partridgeberry

Wood Lily

Large White Trillium
All wildflowers blooming in Michigan in June
| # | Species | Scientific name | Family | Obs. | Peak in state |
|---|---|---|---|---|---|
| 1 | Pink Lady's Slipper | Cypripedium acaule | Orchids | 560 | Jun (peak) |
| 2 | Red Columbine | Aquilegia canadensis | buttercup family | 401 | May (past peak) |
| 3 | Yellow Lady's Slipper | Cypripedium parviflorum | Orchids | 292 | Jun (peak) |
| 4 | Thimbleberry | Rubus parviflorus | rose family | 261 | Jun (peak) |
| 5 | Northern Starflower | Lysimachia borealis | primrose family | 241 | May (past peak) |
| 6 | Showy Lady's Slipper | Cypripedium reginae | Orchids | 192 | Jun (peak) |
| 7 | American black elderberry | Sambucus canadensis | elder family | 190 | Jun (peak) |
| 8 | Bluebead Lily | Clintonia borealis | lily family | 164 | Jun (peak) |
| 9 | Fringed Polygala | Polygaloides paucifolia | milkworts | 153 | May (past peak) |
| 10 | Partridgeberry | Mitchella repens | madder family | 147 | Jun (peak) |
| 11 | Wood Lily | Lilium philadelphicum | lily family | 138 | Jul (rising) |
| 12 | Large White Trillium | Trillium grandiflorum | Herb-Paris, False Hellebores, Trilliums and allies | 127 | May (past peak) |
| 13 | Dame's Rocket | Hesperis matronalis | mustard family | 111 | May (past peak) |
| 14 | Canadian bunchberry | Cornus canadensis | Dogwood family | 109 | Jun (peak) |
| 15 | Marsh Marigold | Caltha palustris | buttercup family | 107 | May (past peak) |
| 16 | Common Milkweed | Asclepias syriaca | Dogbane Family | 105 | Jul (rising) |
| 17 | Canada mayflower | Maianthemum canadense | agave and allies | 105 | Jun (peak) |
| 18 | Common Cowparsnip | Heracleum maximum | carrot family | 96 | Jun (peak) |
| 19 | Orange Hawkweed | Pilosella aurantiaca | Sunflowers, Daisies, Asters, and Allies | 90 | Jun (peak) |
| 20 | Canada anemone | Anemonastrum canadense | buttercup family | 90 | Jun (peak) |
| 21 | White Campion | Silene latifolia | pink family | 89 | Jun (peak) |
| 22 | Purple Crownvetch | Securigera varia | Legumes | 88 | Jun (peak) |
| 23 | Nodding Trillium | Trillium cernuum | Herb-Paris, False Hellebores, Trilliums and allies | 86 | May (past peak) |
| 24 | Swamp Laurel | Kalmia polifolia | heath family | 84 | May (past peak) |
| 25 | Bird's-Foot Trefoil | Lotus corniculatus | Legumes | 83 | Jun (peak) |
| 26 | Multiflora Rose | Rosa multiflora | rose family | 81 | Jun (peak) |
| 27 | Jack-in-the-Pulpit | Arisaema triphyllum | Arum Family | 80 | May (past peak) |
| 28 | Bladder Campion | Silene vulgaris | pink family | 77 | Jun (peak) |
| 29 | black-eyed Susan | Rudbeckia hirta | Sunflowers, Daisies, Asters, and Allies | 76 | Jul (rising) |
| 30 | Bearberry | Arctostaphylos uva-ursi | heath family | 73 | May (past peak) |
| 31 | Oxeye Daisy | Leucanthemum vulgare | Sunflowers, Daisies, Asters, and Allies | 72 | Jun (peak) |
| 32 | Deptford pink | Dianthus armeria | pink family | 69 | Jun (peak) |
| 33 | Bittersweet Nightshade | Solanum dulcamara | nightshade family | 68 | Jun (peak) |
| 34 | Philadelphia fleabane | Erigeron philadelphicus | Sunflowers, Daisies, Asters, and Allies | 66 | May (past peak) |
| 35 | Herb Robert | Geranium robertianum | Geranium family | 65 | Jun (peak) |
| 36 | Red Clover | Trifolium pratense | Legumes | 62 | Jun (peak) |
| 37 | Common Yarrow | Achillea millefolium | Sunflowers, Daisies, Asters, and Allies | 61 | Jun (peak) |
| 38 | Solomon's plume | Maianthemum racemosum | agave and allies | 59 | Jun (peak) |
| 39 | Butterfly Milkweed | Asclepias tuberosa | Dogbane Family | 58 | Jul (rising) |
| 40 | Foxglove Beardtongue | Penstemon digitalis | Plantain Family | 58 | Jun (peak) |
| 41 | Hemp Dogbane | Apocynum cannabinum | Dogbane Family | 57 | Jun (peak) |
| 42 | Northern Bush Honeysuckle | Diervilla lonicera | honeysuckle family | 57 | Jun (peak) |
| 43 | Amur honeysuckle | Lonicera maackii | honeysuckle family | 57 | Jun (peak) |
| 44 | Pinesap | Monotropa hypopitys | heath family | 56 | Jun (peak) |
| 45 | Sulphur Cinquefoil | Potentilla recta | rose family | 55 | Jun (peak) |
| 46 | Border Privet | Ligustrum obtusifolium | olive family | 55 | Jun (peak) |
| 47 | Twinflower | Linnaea borealis | honeysuckle family | 53 | Jun (peak) |
| 48 | Field Bindweed | Convolvulus arvensis | bindweed family | 51 | Jun (peak) |
| 49 | Common Hoptree | Ptelea trifoliata | citrus family | 50 | Jun (peak) |
| 50 | American white waterlily | Nymphaea odorata | Waterlily Family | 49 | Jul (rising) |