The database

Perennials

Herbaceous perennials that return year after year.

1,429 plants

Wright's Cudweed (Pseudognaphalium Microcephalum) — It typically grows to a height of 1-2 feet and spreads up to 1 foot wide

Wright's Cudweed

Pseudognaphalium Microcephalum

Full · Zones 8–10

Wright's Penstemon (Penstemon Wrightii) — Wright's Penstemon (Penstemon wrightii) is a vibrant perennial offering tubular, hot pink to violet blooms

Wright's Penstemon

Penstemon Wrightii

Full · Zones 8–11

Wyoming Canna (Canna 'Wyoming') — The Canna 'Wyoming' is a striking perennial

Wyoming Canna

Canna 'Wyoming'

Full · Zones 7–11

Yarrow (Achillea X Taygetea) — Blooms from early summer to fall

Yarrow

Achillea X Taygetea

Full · Zones 3–11

Yarrow Hybrids (Achillea Hybrids) — are popular perennials offering an array of colors from white to pink

Yarrow Hybrids

Achillea Hybrids

Full · Zones 3–10

Yellow African Daisy (Arctotis Acaulis) — The Yellow African Daisy (Arctotis acaulis)

Yellow African Daisy

Arctotis Acaulis

Full · Zones 9–10

Yellow Archangel (Lamium Galeobdolon) — Flourishing up to a height of 12-24 inches

Yellow Archangel

Lamium Galeobdolon

Deep Shade · Zones 4–8

Yellow Bahia (Bahia Absinthifolia) — Yellow Bahia (Bahia absinthifolia) is a heat-loving perennial, flourishing in USDA zones 5-10

Yellow Bahia

Bahia Absinthifolia

Full · Zones 8–11

Yellow Blue-Eyed Grass (Sisyrinchium Striatum) — commonly known as Yellow Blue-Eyed Grass

Yellow Blue-Eyed Grass

Sisyrinchium Striatum

Full · Zones 4–9

Yellow Bush Snapdragon (Keckiella Antirrhinoides) — The Yellow Bush Snapdragon (Keckiella antirrhinoides) is a vibrant perennial shrub native to California

Yellow Bush Snapdragon

Keckiella Antirrhinoides

Full · Zones 10–11

Yellow Bush Spurge (Euphorbia Characias Wulfenii) — It reaches up to 4 feet in height and spreads around 3 feet, providing a robust, architectural form

Yellow Bush Spurge

Euphorbia Characias Wulfenii

Full · Zones 6–9

Yellow Corydalis (Corydalis Lutea) — Ideal for rock gardens and woodland settings

Yellow Corydalis

Corydalis Lutea

Half · Zones 5–10

Yellow Cranesbill (Erodium Chrysanthum) — Erodium chrysanthum, commonly known as Yellow Cranesbill, is a perennial with feathery green foliage

Yellow Cranesbill

Erodium Chrysanthum

Full · Zones 9–10

Yellow Dalmation Iris (Iris Pallida 'Variegata') — commonly known as the Yellow Dalmatian Iris

Yellow Dalmation Iris

Iris Pallida 'Variegata'

Full · Zones 4–9

Yellow Daylily (Hemerocallis Lilioasphodelus) — Thriving in full sun to partial shade, it reaches a stature of 2-3 feet tall with an equal spread

Yellow Daylily

Hemerocallis Lilioasphodelus

Full · Zones 4–10

Yellow Daylily (Hemerocallis 'Yellow') — The Yellow Daylily (Hemerocallis 'Yellow') is a perennial favorite

Yellow Daylily

Hemerocallis 'Yellow'

Full · Zones 4–10

Yellow Dead Nettle (Lamium Maculatum 'Aureum') — Yellow Dead Nettle (Lamium maculatum 'Aureum') is a vibrant, low-growing perennial ideal for ground cover

Yellow Dead Nettle

Lamium Maculatum 'Aureum'

Deep Shade · Zones 2–10

Yellow Eyed Grass (Sisyrinchium Californicum) — Sisyrinchium californicum, commonly called Yellow Eyed Grass, is a perennial that thrives in USDA Zones 4-9

Yellow Eyed Grass

Sisyrinchium Californicum

Full · Zones 7–9

Yellow Flag Iris (Iris Pseudacorus) — ideal for water features with its vibrant yellow blooms and sword-like green foliage

Yellow Flag Iris

Iris Pseudacorus

Full · Zones 2–9

Yellow Foxglove (Digitalis Grandiflora) — Blooms appear in early summer, offering a humble elegance to the mid-border

Yellow Foxglove

Digitalis Grandiflora

Half · Zones 2–9

Yellow Geum (Geum 'Yellow') — Rising on stems up to 18 inches tall, the blooms grace the garden from late spring to early summer

Yellow Geum

Geum 'Yellow'

Full · Zones 5–7

Yellow Loosestrife (Lysimachia Punctata) — Yellow Loosestrife (Lysimachia punctata) is a herbaceous perennial renowned for its vivacious

Yellow Loosestrife

Lysimachia Punctata

Full · Zones 5–9

Yellow Marguerite Daisy (Argyranthemum Frutescens 'Yellow') — commonly known as Yellow Marguerite Daisy

Yellow Marguerite Daisy

Argyranthemum Frutescens 'Yellow'

Full · Zones 3–7

Yellow Monkey Flower (Mimulus 'Yellow') — These bright yellow flowers, often with speckled throats, emerge in spring and persist into fall

Yellow Monkey Flower

Mimulus 'Yellow'

Full · Zones 9–10