Perovskia atriplicifolia Benth.

Russian sage (en), Pérovskia d'Afghanistan (fr)

Species

Angiosperms > Lamiales > Lamiaceae > Perovskia

Characteristics

Stems ca. 50 cm, branched from base, densely stellate, yellow glandular. Petiole 4-6 mm; leaf blade linear-lanceolate, 4-5(-6) cm × 4-9 mm, base cuneate, 1-pinnatipartite; lobes oblong to ovate, 2-4 × 1-1.5 mm, sparsely stellate, densely yellow glandular, apex obtuse. Verticillasters in lax racemes or panicles 10-15 cm; floral leaves linear, 0.8-1.7 cm × 0.8-3 mm; bracts violet, ovate to elliptic, ca. 0.7 × 0.4 mm, deciduous, membranous, margin white ciliate. Pedicel 1-1.5 mm, densely pubescent, spreading to pendulous. Calyx 5-6 × 1.5-2.5 mm, purple, base densely white or purple hirsute, yellowish glandular, margin ciliate, apex sparsely pubescent to subglabrous, tube 4-5 × 1.5-2 mm; upper lip ca. 1 × 2 mm, obscurely 3-denticulate; lower lip nearly as long as upper lip. Corolla blue, ca. 1 cm, glabrous, sparsely glandular, tube 5-6 × 2 mm; upper lip 3-3.5 × 4-4.5 mm, dark purple lineate; lobes elliptic to ovate, middle lobes ca. 1.5 × 1 mm, lateral lobes ca. 1 × 1.5 mm; lower lip oblong-elliptic, ca. 3 × 1 mm, margin entire, apex obtuse. Nutlets ca. 2 × 1 mm, obtuse. Fl. Jun-Jul, fr. Jul-Aug.
More
A herb. It grows to 120 cm high. It spreads 45-90 cm wide. The leaves are oval or oblong. They are 5-6 cm long. They are silvery green. The leaves are scalloped along the edge or have coarse teeth. The flowers are soft blue. They grow in narrow spikes. These are 30 cm long.
Life form perennial
Growth form subshrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) 0.75 - 1.0
Mature height (meter) 1.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a temperate plant. It suits hardiness zones 5-9.
More
Open rocky places. Freely draining gravels and screes.
Light 6-8
Soil humidity 2-7
Soil texture 1-6
Soil acidity 3-9
Soil nutriment -
Hardiness (USDA) 6-9

Usage

The small flowers are sweet and eaten in salads or used as a garnish.
Uses medicinal
Edible flowers
Therapeutic use Refrigerant (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

They can be grown from seeds. It can also be grown from cuttings. Plants can be cut to the ground each year.
Mode cuttings seedlings
Germination duration (days) 14 - 28
Germination temperacture (C°) 20
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Perovskia atriplicifolia unspecified picture

Distribution

Perovskia atriplicifolia world distribution map, present in China and Pakistan

Identifiers

LSID urn:lsid:ipni.org:names:453765-1
WFO ID wfo-0000267579
COL ID 775D4
BDTFX ID 82604
INPN ID 610863
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Perovskia atriplicifolia Perovskia pamirica