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 181 to 240 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.

Double Play Blue Kazoo Spirea

Spiraea media 'Smsmbk'

Full sunZones 4–92.5 ftModerate

Double Play Dolly Spirea

Spiraea japonica 'Smnsjsa'

Full sunZones 3–82.5 ftModerate

Double Play Doozie Spirea

Spiraea 'Ncsx2'

Full sunZones 3–82.5 ftModerate

Double Play Gold Spirea

Spiraea japonica 'Yan'

Full sunZones 4–81.5 ftModerate

Double Play Princess Spirea

Spiraea japonica 'Farrowsjko'

Full sunZones 4–82.5 ftModerate

Double Play Red Spirea

Spiraea japonica 'Smnsjmfr'

Full sunZones 3–82.5 ftModerate

Downy Arrowwood

Viburnum rafinesqueanum

Part sunZones 3–86.5 ftModerate

Trifolium repens 'Dragon's Blood'

Full sunZones 4–94 inModerate

Rosa 'Meijocos'

Full sunZones 4–111.5 ftModerate

Drummond's Pink

Phlox subulata 'Drummond's Pink'

Full sunZones 3–96 inLow

Duchesse de Nemours

Paeonia 'Duchesse de Nemours'

Full sunZones 3–83 ftModerate

Listed as toxic to dogs and cats

Dutch Chocolate

Baptisia 'Dutch Chocolate'

Full sunZones 4–93 ftLow

Listed as toxic to cats

Dutchman's Pipe

Aristolochia macrophylla

Part sunZones 4–824 ftModerate

Listed as toxic to dogs

Dwarf Crested Iris

Part shadeZones 4–88 inModerate

Listed as toxic to dogs and cats

Dwarf Korean Lilac

Syringa meyeri 'Palibin'

Full sunZones 3–75 ftModerate

Nepeta 'Early Bird'

Full sunZones 3–81.5 ftLow

Earlybird Purple Blue Columbine

Aquilegia 'Pas1258487'

Part shadeZones 3–912 inModerate

Earlybird Purple White Columbine

Aquilegia 'Pas1258486'

Part shadeZones 3–912 inModerate

Earlybird Red and White Columbine

Aquilegia 'Pas1258484'

Part shadeZones 4–912 inModerate

Salvia nemorosa 'Ostfriesland'

Full sunZones 4–81.5 ftLow

Eastern Bluestar

Amsonia tabernaemontana

Full sunZones 3–92.5 ftModerate

Listed as toxic to dogs and cats

Eastern Red Columbine

Aquilegia canadensis

Part shadeZones 3–82 ftModerate

Eastern Star Sedge

Part shadeZones 4–81.5 ftModerate

Eastern Woodland Sedge

Part shadeZones 3–91.5 ftModerate

Easy Elegance Kashmir Rose

Full sunZones 4–93.5 ftModerate

Easy Elegance My Girl Shrub Rose

Full sunZones 4–94 ftModerate

Easy Elegance Sunrise Sunset Rose

Full sunZones 4–92.5 ftModerate

Electric Lights Double Pink Azalea

Rhododendron 'Umnaz 493'

Part shadeZones 4–76 ftModerate

Listed as toxic to dogs and cats

Electric Lights Red Azalea

Rhododendron 'Umnaz633'

Part sunZones 4–74 ftModerate

Listed as toxic to dogs and cats

Electric Love Weigela

Weigela florida 'Zr1'

Full sunZones 4–71.5 ftModerate

Hosta sieboldiana 'Elegans'

Part shadeZones 3–83 ftModerate

Listed as toxic to dogs and cats

Phlox subulata 'Emerald Blue'

Full sunZones 3–86 inLow

Phlox subulata 'Emerald Pink'

Full sunZones 3–96 inLow

Bellis perennis

Full sunZones 4–86 inModerate

Rhododendron 'English Roseum'

Part shadeZones 4–86 ftModerate

Listed as toxic to dogs and cats

Fagus sylvatica

Full sunZones 4–755 ftModerate

Listed as toxic to dogs and cats

European Snowball

Viburnum opulus 'Roseum'

Full sunZones 3–811 ftModerate

Rosa 'Ausegdon'

Full sunZones 4–114 ftModerate

Eye Candy Moss Phlox

Phlox subulata 'Eye Candy'

Full sunZones 3–94 inModerate

Eye Shadow Moss Phlox

Phlox subulata 'Eye Shadow'

Full sunZones 2–94 inLow

Full sunZones 3–93.5 ftLow

Listed as toxic to cats

False Solomon's Seal

Maianthemum racemosum

Part shadeZones 3–82.5 ftModerate

Feathered Friends Fancy Finch Ajuga

Part shadeZones 4–94 inModerate

Feathered Friends Fierce Falcon Ajuga

Part shadeZones 4–98 inModerate

Feathered Friends Noble Nightingale Ajuga

Part shadeZones 4–94 inModerate

Feathered Friends Parrot Paradise Ajuga

Part shadeZones 4–98 inModerate

Paeonia 'Festiva Maxima'

Full sunZones 3–83 ftModerate

Listed as toxic to dogs and cats

Firecracker Penstemon

Penstemon eatonii

Full sunZones 4–72.5 ftLow

Dianthus gratianopolitanus 'Firewitch'

Full sunZones 3–98 inLow

Listed as toxic to dogs and cats

Tulipa 'Flaming Parrot'

Full sunZones 3–82 ftModerate

Listed as toxic to dogs and cats

Flowering Crabapple

Full sunZones 4–820 ftModerate

Listed as toxic to dogs and cats

Part shadeZones 3–812 inModerate

Part shadeZones 4–912 inModerate

Four-Nerve Daisy

Tetraneuris scaposa

Full sunZones 4–1012 inLow

Part shadeZones 4–84 ftModerate

Listed as toxic to dogs and cats

Foxglove Beardtongue

Penstemon digitalis

Full sunZones 3–84 ftModerate

Tellima grandiflora

Part shadeZones 4–72 ftModerate

Fringed Bleeding Heart

Dicentra eximia

Part shadeZones 3–912 inModerate

Part shadeZones 3–84 ftModerate

Dianthus 'Frosty Fire'

Full sunZones 3–910 inLow

Listed as toxic to dogs and cats

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 →