Polygonatum humile
DWARF SOLOMON'S SEAL
- Compact upright stems with an arching habit
- Green ovate leaves are arranged alternately along the stems
- Bell-shaped flowers dangle at each leaf axis beneath the arching stems
HEIGHT: 15-20 cm · SPREAD: 30-40 cm
Polygonatum multiflorum
SOLOMON'S SEAL
- Rhizomatous perennial with upright-arching stems
- Green ovate leaves are arranged alternately along the stems
- Bell-shaped flowers dangle at each leaf axis beneath the arching stems
HEIGHT: 80-90 cm · SPREAD: 40-50 cm
Polygonatum odoratum 'Variegatum'
VARIEGATED SOLOMON'S SEAL
- Rhizomatous perennial with a vase-shaped clumping habit
- Variegated green leaves with white striped margins
- Leaves appear on arching stems
HEIGHT: 80-90 cm · SPREAD: 60-80 cm
Pontederia cordata
PICKERELWEED
- Aquatic perennial with glossy green heart-shaped basal leaves
- Unbranched smooth flower stalks
- Violet-blue hyacinth-like flowers appear in closely packed terminal spikes
HEIGHT: 40-50 cm · SPREAD: 60-80 cm
Potentilla crantzii
ALPINE CINQUEFOIL
- Rhizomatous perennial with a compact, mounding habit
- Cupped-shaped yellow flowers with orange markings at the base of each petal
- Dark green basal leaves with 3-5 lanceolate leaflets
HEIGHT: 5-10 cm · SPREAD: 20-25 cm
Potentilla nepalensis 'Miss Willmot'
NEPAL CINQUEFOIL
- AKA Potentilla nepalensis willmottiae, Potentilla willmottiae
- Herbaceous perennial with a loose, clump-forming habit
- Saucer-shaped pink flowers with a deep pink eyezone
HEIGHT: 40-45 cm · SPREAD: 40-45 cm
Potentilla verna nana
ALPINE CINQUEFOIL
- AKA Potentilla neumanniana 'Nana', Potentilla tabernaemontani
- Mat-forming cinquefoil
- Single cupped flowers may repeat bloom in late summer
HEIGHT: 10-15 cm · SPREAD: 15-30 cm
Primula vulgaris 'Blue Ripples' (PPAF)
BLUE RIPPLES PRIMROSE
- Tidy compact habit
- Fully double violet blue flowers with a white centre and margin
- Blooms appear throughout the spring atop bright green foliage
HEIGHT: 15-20 cm · SPREAD: 20-35 cm
Primula vulgaris Belarina® Cream ('Kerbelcrem') (PP16205)
CREAM PRIMROSE
- Clusters of fragrant double creamy-white flowers
- Compact mid-green lettuce-like foliage
- Bloom Time: Early to late spring
HEIGHT: 20-30 cm · SPREAD: 20-35 cm
Primula vulgaris Belarina® Nectarine ('Kerbelnec') (PP16365)
NECTARINE PRIMROSE
- Fragrant flowers open yellow and age with apricot-pink highlights
- Compact mid-green lettuce-like foliage
- Bloom Time: Early spring to late spring
HEIGHT: 20-30 cm · SPREAD: 20-35 cm
Primula vulgaris Belarina® Valentine ('Kerbelred') (PP24691)
VALENTINE PRIMROSE
- Fragrant double scarlet-red blooms
- Compact mid-green lettuce-like foliage
- Bloom Time: Early to mid-spring
HEIGHT: 20-30 cm · SPREAD: 20-35 cm
Primula vulgaris Prima Belarina® Spring Sun ('Kerbelsun') (PPAF)
SPRING SUN PRIMROSE
- Large bright yellow flowers appear early to late spring
- Tidy compact bright green foliage throughout the season
HEIGHT: 15-20 cm · SPREAD: 20-35 cm
Primula vulgaris 'Mandarin' (PPAF)
MANDARIN PRIMROSE
- Compact tidy habit of bright green foliage
- Large golden orange flowers appear early to late spring
HEIGHT: 15-20 cm · SPREAD: 20-35 cm
Prunella x 'Summer Daze' (PP19609)
SELF-HEAL
- Spikes of vibrant pink hooded flowers
- Variably lobed or unlobed dark green leaves
- Compact habit
HEIGHT: 20-25 cm · SPREAD: 40-50 cm
Pulmonaria longifolia 'Bertram Anderson'
LUNGWORT
- Large clump-forming perennial with a mounding habit
- Long narrow silver-spotted dark green basal leaves and leafy stems
- Pink-tinged blue funnel-shaped flowers
HEIGHT: 20-25 cm · SPREAD: 50-60 cm
Pulmonaria officinalis 'Sissinghurst White'
LUNGWORT
- AKA Pulmonaria saccharata 'Sissinghurst White'
- Large clump-forming perennial with a mounding habit
- Hairy oval dark green basal leaves with silver spots
HEIGHT: 25-30 cm · SPREAD: 45-55 cm
Pulmonaria saccharata 'Mrs. Moon'
LUNGWORT
- Large clump-forming perennial with a mounding habit
- Oval silver-spotted dark green basal leaves
- Funnel-shaped pink flowers mature to blue
HEIGHT: 25-30 cm · SPREAD: 50-60 cm
Pulmonaria x 'Majeste'
LUNGWORT
- Clump-forming perennial with a mounding habit
- Large silvery-white basal leaves with thin dark green margins
- Funnel-shaped drooping bluish-pink flowers
HEIGHT: 20-25 cm · SPREAD: 50-60 cm
Pulmonaria x 'Moonshine' (PP13686, COPF)
LUNGWORT
- Clump-forming perennial with a mounding habit
- Large silvery-white basal leaves are marbled and edged dark green
- Funnel-shaped drooping light blue flowers
HEIGHT: 25-30 cm · SPREAD: 40-50 cm
Pulmonaria x 'Silver Bouquet' (PP20059)
LUNGWORT
- Large clump-forming perennial with a mounding habit
- Narrow silver mottled dark green basal leaves
- Funnel-shaped pink flowers mature to blue
HEIGHT: 20-25 cm · SPREAD: 40-50 cm
Pulmonaria x 'Twinkle Toes' (PP30258)
LUNGWORT
- Clump-forming perennial with a mounding habit
- Dark green leaves lightly sprinkled with silver
- Funnel-shaped drooping periwinkle-blue flowers
HEIGHT: 25-30 cm · SPREAD: 40-50 cm
Pycnanthemum incanum
HOARY MOUNTAIN MINT
- Upper leaves have a hoary or whitish appearance
- Small two-lipped white flowers have purple spotting on the lower lip
- All parts of the plant emit a spearmint-like aroma when crushed
HEIGHT: 60-90 cm · SPREAD: 60-90 cm
Pycnanthemum muticum
SHORT TOOTHED MOUNTAIN MINT
- Pinkish-white disc-like flowers with attractive silver bracts
- Flowers are a good nectar source for butterflies and small insects
- Foliage has a spearmint fragrance when crushed
HEIGHT: 80-100 cm · SPREAD: 50-60 cm
Pycnanthemum virginianum
VIRGINIA MOUNTAIN MINT
- Well-branched, upright habit
- Terminal clusters of white two-lipped flowers
- Narrow toothless mid-green leaves 6 cm long
HEIGHT: 60-90 cm · SPREAD: 50-60 cm