Plant List: Garden Blooms by Month
This is a general guide to Perennial bloom times. Bloom times will vary by plant age, growing conditions, and microclimates.
Download a printable PDF of this list.
April
- Aquilegia canadensis
- Aurinia
- Bergenia
- Brunnera
- Caltha
- Dicentra
- Erythronium
- Helleborus
- Lamiastrum
- Mertensia
- Phlox
- Pulmonaria
- Vinca
- Viola
May
- Ajuga
- Aquilegia candensis
- Aquilegia hybrids
- Arabis
- Arctostaphylos
- Arisaema
- Asperula
- Alyssum
- Baptisia
- Bergenia
- Brunnera
- Caltha
- Convallaria
- Cornus
- Corydalis
- Dianthus
- Dicentra
- Dodecatheon
- Doronicum
- Epimedium
- Erythronium
- Euphorbia
- Geranium
- Gypsophila
- Iberis
- Iris cristata
- Mertensia
- Peony
- Petasites
- Phlox
- Polemonium
- Polygonatum
- Potentilla
- Pulmonaria
- Sanguinaria
- Smilacina
- Symphytum
- Tellima
- Tiarella
- Tradescantia
- Trollius
- Vinca
- Viola
- Walsteinia
June
- Achillea
- Ajuga
- Alchemilla
- Allium
- Amsonia
- Aquilegia
- Arctostaphylos
- Arisaema
- Aruncus
- Asperula
- Astilbe
- Alyssum
- Baptisia
- Brunnera
- Campanula
- Centaurea
- Cerastium
- Chrysanthemum maximum
- Chrysoganum
- Coreopsis auriculata
- Cornus
- Corydalis
- Crambe
- Delphinium
- Dianthus
- Dicentra
- Digitalis
- Dictamnus
- Dodecatheion
- Doronicum
- Geranium
- Dypsophila
- Hermorcallis
- Heuchera
- Hosta
- Iberis
- Iris
- Lamium
- Levisticum
- Lupine
- Nepeta
- Oenothera
- Papaver
- Penstemon
- Phlox
- Polemonium
- Polygonatum
- Polygonum
- Potentilla
- Rodgersia
- Salvia
- Saponaria
- Scabiosa
- Sedum
- Sidalcea
- Smilacina
- Symphytum
- Tellima
- Thalictrum
- Thermopsis
- Thymus
- Tiarella
- Tradescantia
- Trollius
- Veronica
July
- Achillea
- Aconitum
- Agastache
- Alcea
- Alchemilla
- Allium
- Amsonia
- Angelica
- Aruncus
- Astilbe
- Astrantia
- Calamintha
- Campanula
- Centaurea
- Cerastium
- Chrysanthemum maximum
- Chrysoganum
- Cimicifuga racemosa
- Coreopsis auriculata
- Coreopsis verticillata
- Delphinium
- Dianthus
- Dicentra
- Dictamnus
- Digitalis
- Echinacea
- Echinops
- Eryngium
- Filipendula
- Gentian
- Geranium
- Helopsis
- Hemerocallis
- Heuchera
- Hosta
- Hyssopus
- Iris
- Lamium
- Lavendula
- Liatrus
- Ligularia
- Limonium
- Lupine
- Lysimachia
- Macleaya
- Malva
- Mentha
- Monarda
- Nepeta
- Oenothera
- Origanum
- Papaver
- Perovskia
- Phlox
- Physostegia
- Platycodon
- Porteranthus
- Potentilla
- Ratibida
- Rodgersia
- Rudbeckia
- Ruta
- Sagina
- Salvia
- Saponaria
- Scabiosa
- Sedum
- Sidalcea
- Symphytum
- Teucrium
- Thalictrum
- Thermopsis
- Thymus
- Tradescantia
- Veronica
- Veronicastrum
August
- Achillea
- Aconitum
- Agastache
- Alcea
- Alchemilla
- Allium
- Artemisa lactiflora
- Aster
- Astilbe
- Astrantia
- Boltonia
- Calamintha
- Campanula
- Centaurea
- Ceratostigma
- Chamaemelum
- Chelone
- Chrysanthemum
- Cimicifuga racemosa
- Coreopsis verticillata
- Dicentra
- Echinacea
- Echinops
- Eryngium
- Eupatorium
- Filipendula
- Gentian
- Geranium
- Grasses
- Helenium
- Helopsis
- Hemerocallis
- Hosta
- Hyssopus
- Lamium
- Lavendula
- Liatris
- Ligularia
- Limonium
- Lupine
- Lysimachia
- Macleaya
- Malva
- Melissa
- Mentha
- Monarda
- Nepeta
- Patrinia
- Perovskia
- Phlox
- Physostegia
- Platycodon
- Porteranthus
- Potentilla
- Ratibida
- Rodgersia
- Rudbeckia
- Ruta
- Sagina
- Salvia
- Satureja
- Scabiosa
- Sedum
- Sidalcea
- Silphium
- Solidago
- Stokesia
- Teucrium
- Thalictrum
- Thermopsis
- Thymus
- Tradescantia
- Veronica
- Veronicastrum
September
- Aconitum
- Alscea
- Allium
- Anemone
- Artemisia lactiflora
- Aster
- Boltonia
- Calamintha
- Campanula
- Centaurea
- Ceratostigma
- Chamaemelum
- Chelone
- Chrysanthemum
- Cimicifuga japonica
- Dicentra
- Echinacea
- Eryngium
- Eupatorium
- Geranium
- Grasses
- Helenium
- Heliopsis
- Heuchera
- Hosta
- Hyssopus
- Iberis
- Kirengeshoma
- Lavendula
- Ligularia
- Limonium
- Lysimachia
- Malva
- Melissa
- Patrinia
- Perovskia
- Hysostegia
- Rudbeckia
- Sanguisorba
- Saturega
- Scabiosa
- Sedum
- Silphium
- Solidago
- Stokesia
- Tricyrtis
- Vernonia
- Veronica
October
- Aconitum
- Anemone
- Aster
- Boltonia
- Ceratostigma
- Chrysanthemum
- Grasses
- Helenium
- Heliopsis
- Rudbeckia
- Sanguisorba
- Sedum
- Solidago
- Tricyrtis
- Vernonia
- Veronica
Our Summer Garden Advice
By mid-summer, perennial gardens can start to look overgrown, annual flowers begin to fade, and bugs may be munching on your vegetables.
Summer Articles