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Perennials

Herbaceous perennials that return year after year.

1,429 plants

Perennials in the database

Moonshine Yarrow (Achillea 'Moonshine') — 'Moonshine' is excellent for borders

Perennial

Moonshine Yarrow

Achillea 'Moonshine'

FullUSDA 3–11
Moonshine Yarrow (Achillea Filipendulina 'Cloth Of Gold') — commonly known as Moonshine Yarrow

Perennial

Moonshine Yarrow

Achillea Filipendulina 'Cloth Of Gold'

FullUSDA 3–8
Moroccan Daisy (Pyrethropsis Hosmariense) — Pyrethropsis hosmariense, or Moroccan Daisy, is an evergreen perennial thriving in zones 9-11

Perennial

Moroccan Daisy

Pyrethropsis Hosmariense

FullUSDA 8–10
Moses In A Basket (Tradescantia Spathacea) — or as an accent in mixed borders due to its compact nature and vibrant foliage; reaching lengths of 6 to 12 inches

Perennial

Moses In A Basket

Tradescantia Spathacea

FullUSDA 9–11
Moss Campion (Silene Acaulis) — ground cover that thrives with minimal attention; it stands 1-3 inches tall and spreads 6-12 inches wide, featuring, image 75

Perennial

Moss Campion

Silene Acaulis

HalfUSDA 1–11
Moss Phlox (Phlox Subulata) — The blossoms come in a variety of hues including pink

Perennial

Moss Phlox

Phlox Subulata

FullUSDA 3–10
Moss Verbena (Glandularia Pulchella) — favored for its dense clusters of purple blooms that flourish spring to fall

Ground cover

Moss Verbena

Glandularia Pulchella

FullUSDA 9–11
Moss Verbena (Verbena Tenuisecta) — Ideal for rock gardens, borders, or as a colorful blanket over sunny slopes

Perennial

Moss Verbena

Verbena Tenuisecta

FullUSDA 8–10
Mother-Of-Thyme, Creeping Thyme (Thymus Praecox Arcticus) — Its tiny, oval leaves and vibrant purple flowers thrive in full sun

Ground cover

Mother-Of-Thyme, Creeping Thyme

Thymus Praecox Arcticus

FullUSDA 5–10
Motherwort (Leonurus Cardiaca) — This plant prefers a sunny to partly shaded location with well-drained soil; motherwort has a tendency to self-seed

Herb

Motherwort

Leonurus Cardiaca

FullUSDA 3–8
Mountain Bluet (Centaurea Montana) — Known for its unique flower heads; the foliage itself is lance-shaped

Perennial

Mountain Bluet

Centaurea Montana

FullUSDA 3–8
Mountain Flax (Phormium Cookianum) — Its architectural form and richly textured foliage add a touch of exotic sophistication to landscape designs

Perennial

Mountain Flax

Phormium Cookianum

FullUSDA 8–10
Mountain Flax, New Zealand Flax (Phormium Cookianum 'Flamingo') — Maintenance is minimal; removing old or damaged leaves and spent flower spikes keeps the

Perennial

Mountain Flax, New Zealand Flax

Phormium Cookianum 'Flamingo'

FullUSDA 9–10
Mountain Mint (Pycnanthemum Muticum) — Native to the United States; it thrives in USDA hardiness zones 4 through 8

Ground cover

Mountain Mint

Pycnanthemum Muticum

Deep ShadeUSDA 4–10
Mountain Pennyroyal (Monardella Odoratissima) — making it a perfect candidate for xeriscaping

Perennial

Mountain Pennyroyal

Monardella Odoratissima

FullUSDA 6–10
Mt. Everest Ornamental Onion (Allium Stipitatum 'Mt Everest') — These hardy perennials bloom in late spring to early summer, adding vertical interest and

Bulb

Mt. Everest Ornamental Onion

Allium Stipitatum 'Mt Everest'

FullUSDA 4–8
Mugwort (Artemisia Douglasiana) — Mugwort (Artemisia douglasiana) is a resilient perennial herb flourishing in U.S

Perennial

Mugwort

Artemisia Douglasiana

FullUSDA 3–9
Mukdenia (Mukdenia Rossii) — Thrives in partial shade with moist, well-drained soil; fan-shaped leaves unfold a fresh green in early spring and as the season

Perennial

Mukdenia

Mukdenia Rossii

ShadeUSDA 4–8
Mukdenia (Mukdenia Rossii 'Karasuba') — is a striking perennial valued for its fan-shaped leaves

Perennial

Mukdenia

Mukdenia Rossii 'Karasuba'

ShadeUSDA 4–9
Mullein (Verbascum 'Dark Eyes') — Mullein 'Dark Eyes' (Verbascum) is a striking biennial

Perennial

Mullein

Verbascum 'Dark Eyes'

FullUSDA 5–9
Munro's Globe Mallow (Sphaeralcea Munroana) — Its velvety foliage adds texture, while summer blooming attracts pollinators; reaching 1-3 ft in height with an

Perennial

Munro's Globe Mallow

Sphaeralcea Munroana

FullUSDA 6–11
Munstead Dwarf Lavender (Lavandula Angustifolia 'Munstead') — a compact English Lavender

Herb

Munstead Dwarf Lavender

Lavandula Angustifolia 'Munstead'

FullUSDA 5–11
Myrten-Aster (Aster Ericoides 'Schneegitter') — This variety of heath aster is cherished for its fine

Perennial

Myrten-Aster

Aster Ericoides 'Schneegitter'

HalfUSDA 5–8
Narrow-Leaf Milkweed (Asclepias Fascicularis) — Its low-maintenance nature

Perennial

Narrow-Leaf Milkweed

Asclepias Fascicularis

FullUSDA 6–10

Photographs are credited on each plant’s page.