Herbaceous perennials Flashcards
Acanthus spinosus
spiny bear’s breech
A handsome herbaceous perennial to 1.2m
Family: Acanthaceae
Hardiness: H6
Foliage: Deciduous
Acanthus are robust herbaceous perennials with handsome, lobed foliage and tall, erect racemes of two-lipped flowers with colourful bracts
Verbena bonariensis
purple top
A tall herbaceous perennial
Family: Verbenaceae
Hardiness: H4
Foliage: Deciduous
Verbena can be annuals, perennials or sub-shrubs, with toothed or pinnately lobed leaves and small, usually 5-petalled, salver-shaped flowers, typically held in spikes or panicles, in summer or autumn
Symphyotrichumnovi-belgii’Purple Dome’
Michaelmas daisy ‘Purple Dome’
Aster novi-belgii ‘Purple Dome’
A cultivar with an upright but domed habit
Family: Asteraceae
Hardiness: H6
Foliage: Deciduous
Symphyotrichum includes around 90 species of annuals, biennials and perennials, mostly spread through the Americas, that were formerly included within the genus Aster. Leaves are simple, lance-shaped and entire, but it is their daisy-like flowerheads that they are grown for; central disc florets are typically yellow, surrounded by strap-shaped ray florets in shades of pink, blue, purple or white
Hemerocallisfulva’Flore Pleno’
double yellow daylily
A deciduous perennial to 90cm tall
Family: Asphodelaceae
Hardiness: H7
Foliage: Deciduous
Hemerocallis may be evergreen or herbaceous perennials, with narrow, strap-shaped leaves and funnel-shaped flowers on erect stems in late spring or early summer
Papaver orientale ‘Patty’s Plum’
oriental poppy ‘Patty’s Plum’
A herbaceous perennial to 80cm tall
Family: Papaveraceae
Hardiness: H7
Foliage: Deciduous
Papaver can be annuals, biennials or herbaceous perennials with simple or pinnately divided leaves and short-lived, saucer-shaped, 4-petalled flowers which may be solitary or in racemes
Hylotelephiumspectabile
Sedum spectabile
A clump-forming perennial to 30cm high and 40cm wide
(Picture of crystal opink variety)
Family: Crassulaceae
Hardiness: H6
Foliage: Deciduous
Hylotelephium are succulent perennials with heads of small star-shaped flowers in summer to autumn. They are sometimes included within the genus Sedum
Achillea millefolium ‘Cerise Queen’
yarrow ‘Cerise Queen’
Grows to 60cm tall, making a loose clump of feathery foliage
Family: Asteraceae
Hardiness: H7
Foliage: Semi evergreen
Achillea can be mat-forming or upright perennials, mostly herbaceous, with sometimes aromatic, pinnately divided or simple and toothed leaves and flattened clusters of small, daisy-like flower-heads
Anemone×hybrida’September Charm’
Japanese anemone ‘September Charm’
A herbaceous perennial to 75cm
Family: Ranunculaceae
Hardiness: H7
Foliage: Deciduous
Anemone are herbaceous perennials with fibrous, rhizomatous or tuberous rootstocks, palmately lobed leaves and saucer-shaped, usually 5-petalled flowers
Astrantia maxima
largest masterwort
A herbaceous perennial to 60cm
Family: Apiaceae
Hardiness: H7
Foliage: Deciduous
Astrantia are clump-forming herbaceous perennials with palmately lobed basal leaves and branched, erect, wiry stems bearing compact umbels of tiny flowers surrounded by a rosette of showy bracts
Alchemilla mollis
lady’s mantle
A herbaceous perennial forming a clump of softly hairy, light green leaves with scalloped and toothed edges
Family: Rosaceae
Hardiness: H7
Foliage: Deciduous
Alchemilla are perennials with palmately lobed basal leaves and sprays of tiny, yellow or greenish flowers
Brunnera macrophylla ‘Jack Frost’
Siberian bugloss ‘Jack Frost’
A perennial grown for its large, heart-shaped silver leaves edged and veined with green, and sprays of small blue flowers in spring
Family: Boraginaceae
Hardiness: H6
Foliage: Deciduous
SUITABLE FOR GROWING IN SHADE
Brunnera are rhizomatous herbaceous perennials with large, ovate or heart-shaped basal leaves and sprays of small bright blue flowers in spring
Lamium maculatum ‘White Nancy’
spotted deadnettle ‘White Nancy’
A spreading perennial to 20cm in height
Family: Lamiaceae
Hardiness: H7
Foliage: Deciduous
Lamium can be annuals or, more usually, perennials, with coarsely toothed ovate leaves and 2-lipped, tubular flowers borne in whorls forming a short spike
Polygonatum x hybridum
garden Solomon’s seal
A perennial with slightly arching stems to 1.2m
Hardiness: H7
Foliage: Deciduous
Family: Asparagaceae
SUITABLE FOR GROWING IN SHADE
Polygonatum are rhizomatous herbaceous perennials with erect or arching stems bearing glossy, elliptic leaves and pendent, tubular or bell-shaped flowers, sometimes followed by black or red berries
Pulmonaria’Ice Ballet’ (Classic Series)
lungwort ‘Ice Ballet’
An evergreen perennial to about 20cm
Family: Boraginaceae
Hardiness: H6
Foliage: Deciduous
Pulmonaria can be herbaceous or semi-evergreen rhizomatous perennials with terminal clusters of funnel-shaped flowers in late winter or early spring, and often strikingly patterned leaves developing in summer
Geraniummacrorrhizum’Album’
white-flowered rock cranesbill
Balkan cranesbill
rock cranesbill
A vigorous, rhizomatous perennial to 35cm tall
Hardiness: H7
Foliage: Semi evergreen
Family: Geraniaceae
Hardiness: H7
Foliage: Semi evergreen
Geranium can be annuals, biennials and perennials, herbaceous or evergreen, with rounded, usually palmately lobed or divided leaves, and lax inflorescences of rounded, 5-petalled flowers
Ajugareptans’Atropurpurea’
dark purple bugle
Ajuga reptans ‘Purpurea’
A vigorous perennial
Family: Lamiaceae
Hardiness: H7
Foliage: Evergreen
SUITABLE FOR GROWING IN SHADE
Ajuga are mostly spreading, rhizomatous perennials with attractive evergreen foliage, rarely annuals, with whorled two-lipped flowers forming short spikes
