Bloom calendar

Plants for Zone 4 That Bloom in May

528 plants in the BloomsEye library that are hardy in USDA hardiness zone 4 and typically flower in May, such as False Indigo, Peony and Tulip. Each entry lists its bloom times, hardiness zones, and sun needs.

Showing 481 to 528 of 528 plants

How this list is made

Derived from each plant's bloom months and USDA hardiness zones, as stored in the BloomsEye library, which was written with AI assistance. Of these 528 plants, 481 have been checked against outside sources (29 fully verified); the rest have not been checked yet, and each plant's own page says which. The cards are AI-generated illustrations. Months here are Northern Hemisphere months; in the Southern Hemisphere, shift them by six months.

Tranquilite Clematis

Clematis 'Evipo111'

Part shadeZones 4–94.5 ftModerate

Listed as toxic to dogs and cats

Full shadeZones 4–812 inModerate

Tufted Hairgrass

Deschampsia cespitosa

Part shadeZones 4–92.5 ftModerate

Full sunZones 3–81.5 ftModerate

Listed as toxic to dogs and cats

Liriodendron tulipifera

Full sunZones 4–966 ftModerate

Turkestan Onion

Allium karataviense

Full sunZones 3–912 inLow

Listed as toxic to dogs and cats

Full sunZones 3–82.5 ftModerate

Lamprocapnos spectabilis 'Valentine'

Part shadeZones 3–92.5 ftModerate

Listed as toxic to dogs and cats

Weigela florida 'Variegata'

Full sunZones 4–85 ftModerate

Full sunZones 3–86.5 ftModerate

Salvia nemorosa 'Violet Riot'

Full sunZones 4–82 ftLow

Virginia Bluebells

Mertensia virginica

Part shadeZones 3–81.5 ftModerate

Virginia Creeper

Parthenocissus quinquefolia

Full sunZones 3–940 ftModerate

Listed as toxic to dogs and cats

Rosa virginiana

Full sunZones 3–85 ftModerate

Virginia Strawberry

Fragaria virginiana

Full sunZones 3–98 inModerate

Nepeta 'Walker's Low'

Full sunZones 3–82 ftLow

Geranium × oxonianum 'Wargrave Pink'

Part sunZones 4–81.5 ftModerate

Syringa vulgaris 'Wedgwood Blue'

Full sunZones 3–75.5 ftModerate

Weigela florida

Full sunZones 4–85 ftModerate

Western Columbine

Aquilegia formosa

Part shadeZones 4–82.5 ftModerate

Western Sand Cherry

Prunus pumila var. besseyi

Full sunZones 3–64.5 ftModerate

White Annual Phlox

Phlox drummondii

Full sunZones 2–1112 inModerate

White Bachelor's Button

Centaurea cyanus

Full sunZones 2–112.5 ftLow

White Canterbury Bells

Campanula medium

Full sunZones 4–102.5 ftModerate

Trifolium repens

Full sunZones 3–104 inModerate

White Columbine

Part shadeZones 3–82 ftModerate

Phlox subulata 'White Delight'

Full sunZones 3–96 inLow

White Fringetree

Chionanthus virginicus

Full sunZones 3–917 ftModerate

Weigela florida 'White Knight'

Full sunZones 4–85 ftModerate

Consolida ajacis

Full sunZones 2–113 ftModerate

Listed as toxic to dogs and cats

Rhododendron 'White Lights'

Part shadeZones 4–74 ftModerate

Listed as toxic to dogs and cats

Full sunZones 3–965 ftModerate

Listed as toxic to dogs

Dianthus 'White'

Full sunZones 3–910 inLow

Listed as toxic to dogs and cats

White Triumphator

Tulipa 'White Triumphator'

Full sunZones 3–82 ftModerate

Listed as toxic to dogs and cats

Weigela florida 'Alba'

Full sunZones 4–85 ftModerate

White Wild Indigo

Full sunZones 3–93.5 ftLow

White-Tinged Sedge

Part shadeZones 4–81.5 ftModerate

Geranium maculatum

Part shadeZones 3–81.5 ftModerate

Parthenium integrifolium

Full sunZones 4–83 ftModerate

Weigela florida 'Wine & Roses'

Full sunZones 4–85 ftModerate

Winter King Green Hawthorn

Crataegus viridis 'Winter King'

Full sunZones 4–725 ftModerate

Witherod Viburnum

Viburnum cassinoides

Full sunZones 3–88 ftModerate

Part shadeZones 4–88 inModerate

Phlox divaricata

Part shadeZones 3–812 inModerate

Woodland Stonecrop

Part shadeZones 4–88 inModerate

Listed as toxic to dogs and cats

Full sunZones 3–84.5 ftModerate

Syringa vulgaris 'Yankee Doodle'

Full sunZones 3–78 ftModerate

Yellow Trout Lily

Erythronium americanum

Part shadeZones 3–88 inModerate

Keep exploring

All zone 4 plants All plants blooming in May Zone 4 in April Zone 4 in June Zone 3 in May Zone 5 in May Bloom Calendar

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