Barzdotasis penstemonas – Penstemon barbatus

Barzdotasis penstemonas

PLANT NAME
Lithuanian plant nameBarzdotasis penstemonas
Latin plant namePenstemon barbatus (Cav.) Nutt.
English plant namePenstemon
TYPE OF PARTERRE
  • Clump, beds (mixborder)
  • Flowerbed, parterres
  • Groups
  • Rockery, retaining walls
ASSORTMENTmain
GROWING PLACE CHARACTERISTICS
Soil
  • average wet soils
  • dry soils
Lighting
  • Heliophilous
Spacing, cmFrom 30 to 40
PLANT HEIGHT AND HABITUS
Height
  • tall - 61-80 cm
Habitusflower with expressive habitus, for design as accent
PLANTS ORNAMENTALITY
Leaf color
  • green
Blossom color
  • white
  • red, red tints
  • violet
Blooming time
  • 1-st half of the summer - June 2-nd decade- July 2-nd decade
Blooming period1 month
General ornamentalityaverage decorative
Ornamentality duration, months4
Groupshort-lived perennial (grown 2-4 years)
Bioecological groupPerennial
PLANT PROPAGATION
Propagation methods: seeds, cuttings and scrub division. Scrub should be divided in Spring until vegetation starts. If the flower is propagated by cuttings in Spring, plant blooms in the first year. Seeds are sown in pots or boxes in March. Seeds are sensitive to moisture deficiency. Seedlings begin blooming in the first year. 2000-3000 seeds per 1 gram. Seeds stay viable for 2 years. Seeds germinate within 2 weeks.

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