Bloom calendar

Plants for Zone 4 That Bloom in May

479 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 479 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 479 plants, 393 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.

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

Gro-Low Fragrant Sumac

Rhus aromatica 'Gro-Low'

Full sunZones 4–82 ftLow

Part sunZones 4–81.5 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

Full sunZones 4–97 ftModerate

Listed as toxic to dogs and cats

Part shadeZones 3–71.5 ftModerate

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 4–103.5 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

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

Matthiola incana

Full sunZones 2–111.5 ftModerate

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

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

Syringa vulgaris 'Andenken an Ludwig Späth'

Full sunZones 3–710 ftModerate

Part shadeZones 3–812 inModerate

Listed as toxic to dogs and cats

Full sunZones 4–83 ftModerate

Listed as toxic to dogs and cats

Syringa vulgaris 'Madame Lemoine'

Full sunZones 3–710 ftModerate

Dianthus deltoides

Full sunZones 3–98 inLow

Listed as toxic to dogs and cats

Lonicera sempervirens 'Major Wheeler'

Full sunZones 4–810 ftModerate

Manhattan Lights

Lupinus 'Manhattan Lights'

Full sunZones 4–93 ftModerate

Listed as toxic to dogs and cats

Mapleleaf Viburnum

Viburnum acerifolium

Part shadeZones 3–84.5 ftModerate

Marge Elderberry

Sambucus nigra 'Marge'

Full sunZones 4–99 ftModerate

Listed as toxic to dogs and cats

Lupinus 'Masterpiece'

Full sunZones 4–83 ftModerate

Listed as toxic to dogs and cats

Astrantia major

Part shadeZones 4–72 ftModerate

Geranium sanguineum 'Max Frei'

Part sunZones 4–810 inModerate

Salvia nemorosa 'Mainacht'

Full sunZones 4–82 ftLow

Podophyllum peltatum

Part shadeZones 3–81.5 ftModerate

Listed as toxic to dogs and cats

Miniature Snowflake

Philadelphus 'Miniature Snowflake'

Full sunZones 4–83 ftModerate

Weigela florida 'Minuet'

Full sunZones 4–82.5 ftModerate

Syringa pubescens 'Miss Kim'

Full sunZones 3–86 ftModerate

Full sunZones 4–88 ftModerate

Monsieur Jules Elie

Paeonia 'Monsieur Jules Elie'

Full sunZones 3–83 ftModerate

Listed as toxic to dogs and cats

Allium stipitatum 'Mount Everest'

Full sunZones 4–83.5 ftLow

Listed as toxic to dogs and cats

Mountain Frost Ruby

Dianthus 'Mountain Frost Ruby Snow'

Full sunZones 3–910 inLow

Listed as toxic to dogs and cats

Lupinus 'My Castle'

Full sunZones 4–83 ftModerate

Listed as toxic to dogs and cats

Weigela florida 'My Monet'

Full sunZones 4–81.5 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

Design your garden

Drop plants onto a 3D plan, see how they fill in, and watch the whole garden bloom across the year.

Open BloomsEye Studio →