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Trillium sulcatum is often confused with:
Trillium simile Flower with bracts
Plants that fill a similar niche:
Trillium erectum Flowers
Trillium vaseyi Close up of flower
Trillium flexipes Flower and bracts

Trillium sulcatum

Phonetic Spelling
TRIL-ee-um sul-KAY-tum
Description

Southern Red Trillium is found in moist mountainous woodland areas in the eastern and central U.S.A.  It particularly likes the sedimentary rock of the Appalachian Mountains. 

Plant in partial to full shade in humus-rich acidic to neutral moist soils. The flower is usually maroon but can be purple, white, yellow or bi-colored. They occur on a curved stem above the large bracts. The sepals are green but may have maroon streaks and boat-shaped.

Insects, Diseases, and Other Plant Problems:  No serious problems.  Slugs and snails are occasional pests and leaf spot, rust and smut are occasional disease problems. It does not transplant well.

See this plant in the following landscape:
Cultivars / Varieties:
Tags:
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Cultivars / Varieties:
Tags:
#showy flowers#maroon#perennial#moths#shade tolerant#native perennial#shade garden#spring flowers#moist soil#food source#NC native#perennial flowers#neutral ph#small and large mammals#clumps#native garden#mountains#odor#summer interest#rock gardens#spring interest#acidic soil tolerant#pollinator plant#native wildflower#wildflower garden#clumping#late spring flowers#early spring flowers#summer fruits#food source summer#mid-spring flowers#forb#food source herbage#food source nectar#food source pollen#loamy soils tolerant#rocky soils tolerant#native#perennials#bird friendly#pollen plant#maroon flowers#loam#food source soft mast fruit#malodorous#moth larvae#food source mid-summer#partial shade tolerant#loamy soil#ants#shade flowers#flowering#flower#pollinators#pollinator garden#bee friendly#flowers#clump#audubon#woodlands#heavy shade tolerant
  • Attributes:
    Genus:
    Trillium
    Species:
    sulcatum
    Family:
    Melanthiaceae
    Uses (Ethnobotany):
    Trilliums have been used in herbal medicine
    Life Cycle:
    Perennial
    Recommended Propagation Strategy:
    Division
    Seed
    Country Or Region Of Origin:
    Eastern and central U.S.A.
    Distribution:
    AL, GA, KY, NC, TN, VA, WV
    Wildlife Value:
    Bees and other pollinating insects enjoy the nectar from the flowers. This plant is a larval host for moths. Ants and small mammals enjoy the fruits as a food source.
    Play Value:
    Attracts Pollinators
    Fragrance
    Wildlife Food Source
    Wildlife Larval Host
    Dimensions:
    Height: 1 ft. 0 in. - 2 ft. 0 in.
    Width: 1 ft. 0 in. - 3 ft. 0 in.
  • Whole Plant Traits:
    Plant Type:
    Herbaceous Perennial
    Native Plant
    Poisonous
    Wildflower
    Habit/Form:
    Clumping
    Erect
    Growth Rate:
    Slow
    Maintenance:
    Medium
    Texture:
    Medium
  • Cultural Conditions:
    Light:
    Deep shade (Less than 2 hours to no direct sunlight)
    Partial Shade (Direct sunlight only part of the day, 2-6 hours)
    Soil Texture:
    High Organic Matter
    Loam (Silt)
    Soil pH:
    Acid (<6.0)
    Neutral (6.0-8.0)
    Soil Drainage:
    Good Drainage
    Moist
    Available Space To Plant:
    Less than 12 inches
    12 inches-3 feet
    NC Region:
    Mountains
    USDA Plant Hardiness Zone:
    4b, 4a, 5b, 5a, 6b, 6a, 7b, 7a
  • Fruit:
    Fruit Color:
    Red/Burgundy
    Display/Harvest Time:
    Summer
    Fruit Type:
    Berry
    Capsule
    Fruit Length:
    < 1 inch
    Fruit Width:
    < 1 inch
    Fruit Description:
    The 6-parted red-maroon berry-like capsules are available from July to August in North Carolina.
  • Flowers:
    Flower Color:
    Gold/Yellow
    Purple/Lavender
    Red/Burgundy
    Variegated
    White
    Flower Inflorescence:
    Solitary
    Flower Value To Gardener:
    Showy
    Flower Bloom Time:
    Spring
    Flower Shape:
    Cup
    Flower Petals:
    2-3 rays/petals
    Flower Description:
    White, yellow, purple, bi-colored but usually maroon three-petaled flowers with three green sepals and a purple ovary on a curved stem. In North Carolina, the flowers are available from April to May. Flowers have a fetid odor. Sepals "canoe-tipped'.
  • Leaves:
    Leaf Color:
    Green
    Leaf Type:
    Simple
    Leaf Arrangement:
    Whorled
    Leaf Shape:
    Obovate
    Leaf Margin:
    Entire
    Hairs Present:
    No
    Leaf Length:
    > 6 inches
    Leaf Width:
    > 6 inches
    Leaf Description:
    The green leaves or bracts are sharply pointed at the tip and obovate in shape. They grow in a whorl on the stem. They are up to 8 inches long and wide.
  • Stem:
    Stem Color:
    Green
    Stem Is Aromatic:
    No
    Stem Cross Section:
    Round
    Stem Form:
    Straight
    Stem Surface:
    Smooth (glabrous)
    Stem Description:
    Unbranched green stem
  • Landscape:
    Landscape Location:
    Naturalized Area
    Slope/Bank
    Woodland
    Landscape Theme:
    Native Garden
    Pollinator Garden
    Shade Garden
    Design Feature:
    Mass Planting
    Small groups
    Attracts:
    Bees
    Moths
    Pollinators
    Small Mammals
    Songbirds
    Problems:
    Malodorous