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Perennials

Herbaceous perennials that return year after year.

1,429 plants

Perennials in the database

Pacific Lupine (Lupinus Lepidus) — The Pacific Lupine blooms profusely in dense, erect spikes measuring 3 to 7 inches tall; this lupine species is, image 74

Ground cover

Pacific Lupine

Lupinus Lepidus

FullUSDA 7–10
Pacific Starflower (Trientalis Latifolia) — the Pacific Starflower prefers the cool

Perennial

Pacific Starflower

Trientalis Latifolia

HalfUSDA 5–9
Pagan Purples Larkspur (Delphinium 'Pagan Purples') — boasts spires of deep purple blooms rising up to 5 feet tall

Perennial

Pagan Purples Larkspur

Delphinium 'Pagan Purples'

FullUSDA 3–7
Palace Purple Coral Bells (Heuchera 'Palace Purple') — Recognized by its striking purplish-bronze leaves

Perennial

Palace Purple Coral Bells

Heuchera 'Palace Purple'

HalfUSDA 3–10
Pale Purple Coneflower (Echinacea Paradoxa) — it grows 2-3 feet tall and spreads up to 2 feet wide

Perennial

Pale Purple Coneflower

Echinacea Paradoxa

FullUSDA 5–8
Pale Purple Coneflower (Echinacea Pallida) — scientifically known as Echinacea pallida; consider spacing plants about 1.5 to 2 feet apart

Perennial

Pale Purple Coneflower

Echinacea Pallida

FullUSDA 3–9
Palmer's Beard Tongue (Penstemon Palmeri) — pink flowers in the garden

Perennial

Palmer's Beard Tongue

Penstemon Palmeri

FullUSDA 8–10
Pamina Anemone (Anemone X Hybrida 'Pamina') — Reaching 2 to 3 feet tall with a similar spread, it thrives in partial shade to full sun in well-drained soil

Perennial

Pamina Anemone

Anemone X Hybrida 'Pamina'

FullUSDA 5–10
Paprika Red Common Yarrow (Achillea Millefolium 'Paprika') — Hardy in zones 3-9, it's a sturdy and colorful choice

Ground cover

Paprika Red Common Yarrow

Achillea Millefolium 'Paprika'

FullUSDA 3–11
Papyrus, Egyptian Paper Reed (Cyperus Papyrus) — The signature feature of Papyrus is its long; ideal for water gardens, it adds height and texture

Perennial

Papyrus, Egyptian Paper Reed

Cyperus Papyrus

FullUSDA 9–9
Paradigm Hosta (Hosta 'Paradigm') — with its striking gold-centered leaves framed by blue-green margins

Perennial

Paradigm Hosta

Hosta 'Paradigm'

HalfUSDA 3–9
Pardon Me Hybrid Daylily (Hemerocallis 'Pardon Me') — This compact, clump-forming plant prefers full sun to partial shade and well-drained soil

Perennial

Pardon Me Hybrid Daylily

Hemerocallis 'Pardon Me'

FullUSDA 4–10
Paris Coral Bells (Heuchera 'Paris') — popularly known as Paris Coral Bells

Perennial

Paris Coral Bells

Heuchera 'Paris'

HalfUSDA 4–9
Parlor Palm (Chamaedorea Elegans) — tropical palm indigenous to the rainforests of Mexico and Guatemala

Perennial

Parlor Palm

Chamaedorea Elegans

Deep ShadeUSDA 9–11
Parrot's Beak (Lotus Berthelotii) — silvery-gray leaves that provide a striking contrast to its fiery flowers

Ground cover

Parrot's Beak

Lotus Berthelotii

FullUSDA 10–11
Parry's Penstemon (Penstemon Parryi) — commonly referred to as Parry's Penstemon

Perennial

Parry's Penstemon

Penstemon Parryi

FullUSDA 8–11
Pasque Flower (Pulsatilla Vulgaris) — are bell-shaped and measure about 2 to 2.5 inches in diameter; is a charming and resilient herbaceous perennial that

Perennial

Pasque Flower

Pulsatilla Vulgaris

FullUSDA 5–9
Patriot Hosta (Hosta 'Patriot') — Ideal for border accents or groundcover, this hosta presents lavender blooms in mid-summer

Perennial

Patriot Hosta

Hosta 'Patriot'

HalfUSDA 3–8
Paul's Glory Hosta (Hosta 'Paul's Glory') — Thriving in partial to full shade, it matures to a sizable 25 inches in height and spreads up to 40 inches

Perennial

Paul's Glory Hosta

Hosta 'Paul's Glory'

HalfUSDA 3–9
Peace Lily (Spathiphyllum wallisii) — the Peace Lily remains vibrant throughout the year

Perennial

Peace Lily

Spathiphyllum wallisii

Deep ShadeUSDA 9–11
Peach Blossom False Spirea (Astilbe 'Peach Blossom') — Prefers shade to partial shade and moist, well-drained soil

Perennial

Peach Blossom False Spirea

Astilbe 'Peach Blossom'

FullUSDA 4–9
Peach Flambe Coral Bells (Heuchera 'Peach Flambe') — bell-shaped white flowers on slender stems float above the foliage in spring and early summer

Perennial

Peach Flambe Coral Bells

Heuchera 'Peach Flambe'

HalfUSDA 3–10
Peachie Keen Hummingbird Mint (Agastache 'Peachie Keen') — Agastache 'Peachie Keen' is a vibrant perennial with perennial appeal

Perennial

Peachie Keen Hummingbird Mint

Agastache 'Peachie Keen'

FullUSDA 5–10
Peach-Leaved Bellflower, Paper Bell (Campanula Persicifolia) — Thriving in zones 3-8, it prefers full sun to partial shade and well-drained soil

Perennial

Peach-Leaved Bellflower, Paper Bell

Campanula Persicifolia

FullUSDA 3–10

Photographs are credited on each plant’s page.