The database

Perennials

Herbaceous perennials that return year after year.

1,429 plants

Giant 'Hudson Bay' Hosta (Hosta hybrid) — or Hosta hybrid Giant 'Hudson Bay'

Giant 'Hudson Bay' Hosta

Hosta hybrid

Half · Zones 3–9

Giant Hyssop (Agastache Hybrids) — The Giant Hyssop (Agastache hybrids) is a hardy perennial favored for its striking spires of tubular flowers

Giant Hyssop

Agastache Hybrids

Full · Zones 5–9

Giant Leopard Plant (Farfugium Japonicum 'Gigantea') — The Giant Leopard Plant (Farfugium japonicum 'Gigantea') is a robust perennial boasting glossy

Giant Leopard Plant

Farfugium Japonicum 'Gigantea'

Deep Shade · Zones 7–10

Giant Meadow Rue (Thalictrum Rochebruneanum) — Giant Meadow Rue (Thalictrum rochebruneanum) boasts cloudy tufts of lavender-mauve flowers atop sturdy stems

Giant Meadow Rue

Thalictrum Rochebruneanum

Deep Shade · Zones 4–9

Giant Purple Wake Robin (Trillium Kurabayashii) — The Giant Purple Wake Robin (Trillium kurabayashii) is a perennial boasting striking maroon to purple blooms

Giant Purple Wake Robin

Trillium Kurabayashii

Half · Zones 6–7

Giant Taro (Alocasia Macrorrhizos) — Handle with care, as all parts are poisonous if ingested

Giant Taro

Alocasia Macrorrhizos

Shade · Zones 9–11

Giant Turk's Cap, Wax Mallow (Malvaviscus Arboreus) — or Wax Mallow (Malvaviscus arboreus)

Giant Turk's Cap, Wax Mallow

Malvaviscus Arboreus

Full · Zones 9–10

Giant Wild Rye (Leymus Condensatus) — The Giant Wild Rye, Leymus condensatus, is a robust perennial grass, reaching up to 8 ft tall and 6 ft wide

Giant Wild Rye

Leymus Condensatus

Full · Zones 7–10

Ginger Ale Coral Bells (Heuchera 'Ginger Ale') — Heuchera 'Ginger Ale' is renowned for its dynamic foliage, featuring shades from warm amber to pale lime

Ginger Ale Coral Bells

Heuchera 'Ginger Ale'

Half · Zones 3–10

Ginger Lily (Hedychium Sp.) — The Ginger Lily (Hedychium spp.) is a rhizomatous perennial famous for its fragrant, showy flowers

Ginger Lily

Hedychium Sp.

Full · Zones 10–10

Glacier Blue Euphorbia (Euphorbia Characias 'Glacier Blue') — The Euphorbia characias 'Glacier Blue,' commonly known as Glacier Blue Spurge

Glacier Blue Euphorbia

Euphorbia Characias 'Glacier Blue'

Full · Zones 6–9

Glamour Girl Phlox (Phlox 'Glamour Girl') — The Phlox 'Glamour Girl' is a vibrant perennial with hot pink flowers atop strong, disease-resistant stems

Glamour Girl Phlox

Phlox 'Glamour Girl'

Full · Zones 4–9

Glitter Coral Bells (Heuchera 'Glitter') — Heuchera 'Glitter' offers vibrant foliage that shimmers like its namesake

Glitter Coral Bells

Heuchera 'Glitter'

Half · Zones 3–10

Globemaster Ornamental Onion (Allium 'Globemaster') — The Allium 'Globemaster' is a perennial known for its striking spherical blooms

Globemaster Ornamental Onion

Allium 'Globemaster'

Full · Zones 4–8

Gloriosa Daisy (Rudbeckia Fulgida) — The Gloriosa Daisy, Rudbeckia fulgida, enhances gardens with vibrant gold petals and dark brown centers

Gloriosa Daisy

Rudbeckia Fulgida

Full · Zones 3–9

Glowing Dream Coneflower (Echinacea 'Glowing Dream') — This perennial stands at about 18-20 inches tall and spreads approximately 16-18 inches wide

Glowing Dream Coneflower

Echinacea 'Glowing Dream'

Full · Zones 3–9

Going Bananas Daylily (Hemerocallis 'Going Bananas') — lemon-yellow flowers that bloom from early summer to early fall

Going Bananas Daylily

Hemerocallis 'Going Bananas'

Full · Zones 3–9

Goji Berry (Lycium Barbarum) — The Goji Berry (Lycium barbarum) is a hardy, deciduous shrub reaching 6 to 10 feet in height and width

Goji Berry

Lycium Barbarum

Full · Zones 6–9

Gold and Silver Chrysanthemum (Chrysanthemum Pacificum) — is an evergreen perennial boasting silver-edged foliage and vibrant yellow button flowers in fall

Gold and Silver Chrysanthemum

Chrysanthemum Pacificum

Full · Zones 5–9

Gold Coin Daisy (Asteriscus Maritimus) — Blooms appear in spring and summer, attracting butterflies and providing vibrant ground cover

Gold Coin Daisy

Asteriscus Maritimus

Full · Zones 10–11

Gold-Edged Plantain Lily (Hosta 'Fortunei Aureomarginata') — The Hosta 'Fortunei Aureomarginata', commonly known as Gold-Edged Plantain Lily, is a

Gold-Edged Plantain Lily

Hosta 'Fortunei Aureomarginata'

Half · Zones 3–9

Golden Alexanders (Zizia Aurea) — Golden Alexanders (Zizia aurea) is a native perennial showcasing umbels of tiny

Golden Alexanders

Zizia Aurea

Full · Zones 3–8

Golden Anniversary Nettle (Lamium Maculatum 'Golden Anniversary') — It sports pink-purple flowers in spring, adding a splash of color

Golden Anniversary Nettle

Lamium Maculatum 'Golden Anniversary'

Deep Shade · Zones 3–10

Golden Bleeding Hearts (Dicentra 'White Gold') — The Golden Bleeding Heart 'White Gold' (Dicentra spectabilis 'White Gold') is a captivating perennial

Golden Bleeding Hearts

Dicentra 'White Gold'

Half · Zones 3–8