542B-4-Dianella-tasmanica-SYR.jpg

Dianella tasmanica

Tasman Flax-lily

Very robust tufted perennial forming a large clump, spreading vigorously from strong yellow underground stems.

Additional information

  • FamilyAsphodelaceae (syn. Hemerocallidaceae, Liliaceae, Phormiaceae)
  • StoreyLower storey
  • Size0.6-1.5 m x 0.5-2 m
  • Plant groupingLilies & Irises
  • LeavesBroad dark green strap leaves 20-95 cm x 2-4 cm, standing erect. Sheathed at base. Regularly and prominently teethed on margins and midrib of lower surface.
  • Flower colourBlue. Pale yellow anthers shorter than swollen dark yellow stalk.
  • Flowering timeAugust to February
  • FlowersStrong, many-branched flowerhead, generally taller than leaves, with many flowers, petals spreading to bent backwards. Berry shiny, smooth, purple.
  • Bird attractingBerries
  • Butterfly attractingFood plant for caterpillars
  • Frog habitatYes
  • Growing conditionsMoist soil in cool sheltered mountain and foothill forests. Frost and snow tolerant. Semi shade to full shade.
  • Garden useVigorous tuft for planting under established trees. Spreads less vigorously in drier conditions. Leaves will burn in full sun. Other forms are becoming commercially available.
  • Commercially availableGenerally. Plants in general nurseries occasionally local forms.
  • Conservation statusWidespread within the Shire
  • Aboriginal Use Leaves - basket making, plaiting into cords
  • Related speciesSimilar to Dianella callicarpa, distinguished by broader leaves >2 cm wide, tighter flowerheads, anthers shorter than stalk (filament), berries smooth.
Photographer/s: 1, 5, 6 Marilyn Bull ©; 2 Cathy Powers ©; 3, 4 Yarra Ranges Council photo library

Plant Communities

  • 01 Alpine Ash Montane Damp Forest (EVC 38)
  • 16 Messmate Shrubby Foothill Forest Central Highlands/UpperYarra (EVC 45)
  • 02 Shining Gum Montane Wet Forest (EVC 39)
  • 17 Messmate Herb-rich Foothill Forest (EVC 23)
  • 03 Narrow-leaf Peppermint Montane damp Forest (EVC 38)
  • 18 Messmate Shrubby Foothill Forest - Dandenongs (EVC 45)
  • 04 Alpine Ash Montane Wet Forest (EVC 39)
  • 19 Long-leaf Box Herb-rich Foothill Forest (EVC 23)
  • 05 Mountain Ash Forest - Central Highlands (EVC 30)
  • 22 Silver-leaf Stringybark Heathy Woodland (EVC 48)
  • 06 Mountain Ash Wet Forest - Dandenongs (EVC 30)
  • 30 Swamp Gum Swampy Riparian Woodland (EVC 83)
  • 07 Mountain Grey Gum Damp Forest - Central Highlands (EVC 29)
  • 33 Mountain Swamp Gum Swampy Riparian Woodland (EVC 83)
  • 08 Mountain Grey Gum Damp Forest – Dandenongs (EVC 29)
  • 34 Manna Gum Floodplain Riparian Woodland (EVC 56)
  • 09 Myrtle Beech Cool Temperate rainforest (EVC31)
  • 38 Yellow Box Valley Grassy Forest – Middle Yarra (EVC 47)
  • 11 Manna Gum Riparian Forest - Central Highlands (EVC 18)
  • 40 Snow Gum Grassy Woodland (EVC 175/37)
  • 12 Manna Gum Riparian Forest - Dandenongs (EVC 18)
  • 45 Lemon Bottlebrush Rocky Outcrop Shrubland (EVC 28)
  • 13 Manna Gum Riparian Forest - Upper Yarra (EVC 18)
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