Tamsiaraudė saulėgrąža – Helianthus atrorubens

Tamsiaraudė saulėgrąža

PLANT NAME
Lithuanian plant nameTamsiaraudė saulėgrąža
Latin plant nameHelianthus atrorubens L.
English plant namePurple Disk Sunflower
TYPE OF PARTERRE
  • Clump, beds (mixborder)
  • Groups
  • Wild plant parterre
  • Solitaire
  • Combination with woody plants
ASSORTMENTsupplementary
GROWING PLACE CHARACTERISTICS
Soil
  • wet soils
  • average wet soils
Lighting
  • Heliophilous
Spacing, cmFrom 40 to 50
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
  • yellow, yellow tints
Blooming time
  • 2-nd half of the summer - July Third Decade - August
  • autumn - September - October
Blooming period2 months
General ornamentalityaverage decorative
Ornamentality duration, months5
Groupintermediate type perennial (grown 5-6 years)
Bioecological groupPerennial
PLANT PROPAGATION
Propagation methods: seeds. 10-25 seeds per 1 gram (annual sunflowers). 200-250 seeds per 1 gram (some species). Seeds stay viable for 2-3 years, Seeds germinate within 14 days. 1000 seedlings per 50-60 grams of seeds sown (annual sunflowers) and 8-10 g (other species).