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 241 to 300 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.

Fruit Punch Classic Coral

Dianthus 'Classic Coral'

Full sunZones 4–98 inModerate

Listed as toxic to dogs and cats

Lupinus 'Gallery Blue'

Full sunZones 4–81.5 ftModerate

Listed as toxic to dogs and cats

Lupinus 'Gallery Red'

Full sunZones 4–81.5 ftModerate

Listed as toxic to dogs and cats

Lupinus 'Gallery White'

Full sunZones 4–81.5 ftModerate

Listed as toxic to dogs and cats

Paeonia 'Gardenia'

Full sunZones 3–83 ftModerate

Listed as toxic to dogs and cats

Allium giganteum

Full sunZones 4–83 ftLow

Listed as toxic to dogs and cats

Allium 'Gladiator'

Full sunZones 4–83.5 ftLow

Listed as toxic to dogs and cats

Part sunZones 3–72 ftHigh

Lamprocapnos spectabilis 'Gold Heart'

Part shadeZones 3–92.5 ftModerate

Listed as toxic to dogs and cats

Golden Alexanders

Full sunZones 3–82 ftModerate

Golden Apeldoorn

Tulipa 'Golden Apeldoorn'

Full sunZones 3–82 ftModerate

Listed as toxic to dogs and cats

Golden Columbine

Aquilegia chrysantha

Part shadeZones 3–82.5 ftModerate

Part shadeZones 3–76 ftModerate

Full sunZones 3–910 inLow

Listed as toxic to dogs and cats

Rhododendron 'Golden Lights'

Part shadeZones 4–75 ftModerate

Listed as toxic to dogs and cats

Golden Mock Orange

Philadelphus coronarius 'Aureus'

Full sunZones 4–86.5 ftModerate

Part shadeZones 3–81.5 ftModerate

Golden Raindrops

Malus 'Golden Raindrops'

Full sunZones 4–820 ftModerate

Listed as toxic to dogs and cats

Symphytum 'Goldsmith'

Part shadeZones 4–812 inModerate

Listed as toxic to dogs and cats

Leucojum aestivum 'Gravetye Giant'

Part sunZones 4–92 ftModerate

Cornus racemosa

Full sunZones 4–812 ftModerate

Great White Trillium

Trillium grandiflorum

Part shadeZones 4–81.5 ftModerate

Gro-Low Fragrant Sumac

Rhus aromatica 'Gro-Low'

Full sunZones 4–82 ftLow

Hairy Beardtongue

Penstemon hirsutus

Full sunZones 4–92 ftModerate

Heartleaf Foamflower

Tiarella cordifolia

Part shadeZones 3–812 inModerate

Symphytum 'Hidcote Blue'

Part shadeZones 4–81.5 ftModerate

Listed as toxic to dogs and cats

Full sunZones 4–913 ftModerate

Festuca idahoensis

Full sunZones 3–71.5 ftLow

Malus 'Indian Magic'

Full sunZones 4–816 ftModerate

Listed as toxic to dogs and cats

Indian Ricegrass

Eriocoma hymenoides

Full sunZones 3–91.5 ftLow

Full sunZones 4–97 ftModerate

Listed as toxic to dogs and cats

Jack-in-the-Pulpit

Arisaema triphyllum

Part shadeZones 4–91.5 ftModerate

Listed as toxic to dogs and cats

Part shadeZones 3–71.5 ftModerate

Part shadeZones 4–712 inModerate

Magnolia 'Jane'

Full sunZones 4–813 ftModerate

Weigela florida 'Java Red'

Full sunZones 4–84 ftModerate

Geranium 'Johnson's Blue'

Part sunZones 4–81.5 ftModerate

Paeonia 'Kansas'

Full sunZones 3–83 ftModerate

Listed as toxic to dogs and cats

Karl Rosenfield

Paeonia 'Karl Rosenfield'

Full sunZones 3–83 ftModerate

Listed as toxic to dogs and cats

Katherine Havemeyer

Syringa vulgaris 'Katherine Havemeyer'

Full sunZones 3–710 ftModerate

Kentucky Coffeetree

Gymnocladus dioicus

Full sunZones 3–869 ftModerate

Listed as toxic to dogs and cats

Dicentra 'King of Hearts'

Part shadeZones 3–910 inModerate

Listed as toxic to dogs and cats

Arctostaphylos uva-ursi

Full sunZones 3–78 inModerate

Rosa 'Knock Out'

Full sunZones 4–93.5 ftModerate

Viburnum carlesii

Full sunZones 4–75 ftModerate

Alchemilla mollis

Part shadeZones 3–81.5 ftModerate

Large Fothergilla

Fothergilla major

Full sunZones 4–88 ftModerate

Large-Flowered Bellwort

Uvularia grandiflora

Part shadeZones 4–91.5 ftModerate

Full sunZones 2–113 ftModerate

Lavender Annual Phlox

Phlox drummondii

Full sunZones 2–1112 inModerate

Lavender Canterbury Bells

Campanula medium

Full sunZones 4–102.5 ftModerate

Lavender Larkspur

Consolida ajacis

Full sunZones 2–113 ftModerate

Listed as toxic to dogs and cats

Lavender Sweet Pea

Lathyrus odoratus

Full sunZones 2–116 ftModerate

Listed as toxic to dogs and cats

Lemony Lace Elderberry

Sambucus racemosa 'SMNSRD4'

Full sunZones 4–74.5 ftModerate

Listed as toxic to dogs and cats

Full sunZones 4–81.5 ftLow

Syringa vulgaris

Full sunZones 3–710 ftModerate

Lily of the Valley

Convallaria majalis

Full shadeZones 2–78 inModerate

Listed as toxic to dogs and cats

Physocarpus opulifolius 'Donna May'

Full sunZones 3–73 ftModerate

Nepeta racemosa 'Little Titch'

Full sunZones 3–88 inLow

Long-Beaked Sedge

Carex sprengelii

Part shadeZones 3–72.5 ftModerate

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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