New Search Printable Summary Slide Show Report Error

Scientific Name:
Helleborus x hybridus
Pronunciation:
hel-eh-BORE-us ex hy-BRID-us
Common Name:
hybrid Lenten rose
Family Name:
Ranunculaceae
Plant Type:
Broadleaf evergreen
Key ID Features:
Most 40-60cm tall; leaves basal, palmately compound, petioles 20-30cm long, leaflets 5-7, obovate,10-20 cm long x 4-7cm wide, leathery, venation heavy, margin serrate (sone irregualrly toothed), base entire; cyme Jan-Apr, florete cup-shaped, 5 petal-like sepals, usually pendulous.

Habit:
Arching
Form:
Mounded
Texture:
Coarse
Mature Height:
0.4 - 0.7m
Mature Spread:
0.3 - 0.6m
Growth Rate:
Slow
Origin:
Europe, Garden origin (varies with cv. and but may involve H. orientalis, H. lividus, H. niger, H. argutifolium, or H. x sternii)
Hardiness Rating:
Zone 4: (-34 to -29 °C)
Exposure:
Part sun/part shade, Filtered shade, Deep shade
Soil/Growing Medium:
Humus rich, Well-drained
Landscape Uses:
Attract beneficial insects, Perennial border, Rock garden, Spring interest, Winter interest, Woodland margin (Caution: poisonous parts)
Additional Info:
Google. Compare to H. orientalis and H. niger.

Leaf Morphology:
Form:
Lobed, Compound
Arrangement:
Basal
Texture/Venation:
Leathery, Heavily veined
Surfaces:
Glabrous, Rugose
Shapes:
Obovate
Apices:
Acuminate
Bases:
Attenuate
Margins:
Serrate
Additional Info:
leaflet accasionally lobed (not always fully divided), netted venation

Inflorescence Type:
Cyme, Floriferous
Flower Morphology:
Flowers perfect
Number Of Petals:
0
Corolla Shape:
Campanulate
Ovary Position:
Superior
Colour (petals):
White, Yellow, Green, Purple, Pink, Red (Helleborus x hybridus 'Royal Heritage Strain' produces a wide range of shades from white to pink, red, maroon, near black and even green, distinctive cup shaped bloom with strong overlapping petals. Some blooms are freckled or blotched.)
Flower Time at Peak:
Jan, Feb, Mar, Apr

Fruit Type:
Follicle, Aborted (hybrids) or absent
Fruit Colour:
Green, Brown
Fruiting Time:
Jun, Jul
Additional Info:
Fruit insignificant

Bark or Stem Colour:
Organ Modifications:
Rhizomes
Pest Susceptibility:
(Pest resistant, Disease resistant, Deer resistant, Rabbit resistant, Drought tolerant)

Course(s):
  • HORT 1155
  • HORT 1193/1293
  • Level 2 Apprenticeship
Location(s):
  • (BUG)  BUG garden
  • (CGW)  Community Garden West
  • (GAZ)  GAZebo
  • (GAZN)  GAZebo North : Q 5
  • (ONW)  Overpass North side West : cv.?
  • (WDH)  Wark-Dumais House
  • (WLG)  WoodLand Garden
Location Map