Aukštoji piliarožė – Alcea rosea

Aukštoji piliarožė

PLANT NAME
Lithuanian plant nameAukštoji piliarožė
Latin plant nameAlcea rosea L.
English plant nameHollyhock
TYPE OF PARTERRE
  • Clump, beds (mixborder)
  • Groups
  • Cemetery
  • Combination with woody plants
  • Solitaire
ASSORTMENTmain
GROWING PLACE CHARACTERISTICS
Soil
  • average wet soils
  • dry soils
Lighting
  • Heliophilous
Spacing, cmFrom 30 to 40
PLANT HEIGHT AND HABITUS
Height
  • very tall – 81 cm and over
Habitusflower with expressive habitus, for design as accent
PLANTS ORNAMENTALITY
Leaf color
  • green
Blossom color
  • white
  • yellow, yellow tints
  • red, red tints
  • violet
  • purple
Blooming time
  • 2-nd half of the summer - July Third Decade - August
  • autumn - September - October
Blooming period2 months
General ornamentalityaverage decorative
Ornamentality duration, months4
Groupnone
Bioecological groupBiennial
PLANT PROPAGATION
Propagation methods: seeds. Seeds sown in beds between May and June. 100 seeds per 1 gram. Seeds stay viable for 3-4 years. 1000 seedlings per 15 - 20 grams of seeds sown. Seeds germinate within 14-20 days at 18°C. Cross-pollinated flower, isolation distance is 200-500 m. Seed yield is 10-30 g for a square meter.