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Signet Marigold Tagetes tenuifolia

Phonetic Spelling
TAG-e-teez ten-yoo-iff-FOLE-lee-uh
This plant has low severity poison characteristics.
See below
Description

Wild marigold in the daisy family.  Leaves are pinnately divided producing a fern-like effect, foliage diseases may develop in hot, wet weather.  It is often planted as a companion plant in vegetable gardens.  Water regularly but do not overwater.  Withstands a wide variety of soils and soil pH but will not tolerate shade.  

Insects, Diseases, and Other Plant Problems:  Snails, slugs and botrytis.  

 VIDEO Created by Elisabeth Meyer for "Annuals, Perennials, Vines, and Groundcovers" a plant identification course offered in partnership with Longwood Gardens. 

Profile Video:
See this plant in the following landscape:
Cultivars / Varieties:
  • 'Golden Gem'
  • 'Lemon Gem'
    Yellow flowers
  • 'Orange Gem'
    Bright orange flowers
'Golden Gem', 'Lemon Gem', 'Orange Gem'
Tags:
#yellow#houseplant#orange#feathery leaves#interiorscape#cpp#summer flowers#deer resistant#companion plant#compact habit
 
Cultivars / Varieties:
  • 'Golden Gem'
  • 'Lemon Gem'
    Yellow flowers
  • 'Orange Gem'
    Bright orange flowers
'Golden Gem', 'Lemon Gem', 'Orange Gem'
Tags:
#yellow#houseplant#orange#feathery leaves#interiorscape#cpp#summer flowers#deer resistant#companion plant#compact habit
  • Attributes:
    Genus:
    Tagetes
    Species:
    tenuifolia
    Family:
    Asteraceae
    Life Cycle:
    Annual
    Recommended Propagation Strategy:
    Seed
    Country Or Region Of Origin:
    Mexico, Central America, Columbia, Peru
    Wildlife Value:
    Flowers are attractive to bees, butterflies, and birds.
    Particularly Resistant To (Insects/Diseases/Other Problems):
    This plant is seldom damaged by deer.
    Dimensions:
    Height: 0 ft. 8 in. - 1 ft. 6 in.
    Width: 0 ft. 9 in. - 0 ft. 9 in.
  • Whole Plant Traits:
    Plant Type:
    Annual
    Poisonous
    Habit/Form:
    Dense
    Mounding
    Rounded
    Growth Rate:
    Medium
    Maintenance:
    Low
    Texture:
    Fine
  • Cultural Conditions:
    Light:
    Full sun (6 or more hours of direct sunlight a day)
    Soil Texture:
    Clay
    High Organic Matter
    Loam (Silt)
    Sand
    Soil pH:
    Acid (<6.0)
    Neutral (6.0-8.0)
    Soil Drainage:
    Good Drainage
    Available Space To Plant:
    Less than 12 inches
    12 inches-3 feet
    USDA Plant Hardiness Zone:
    8b, 8a, 9b, 9a, 10b, 10a, 11b, 11a
  • Fruit:
    Fruit Description:
    Tufted seeds
  • Flowers:
    Flower Color:
    Gold/Yellow
    Orange
    Red/Burgundy
    Variegated
    Flower Inflorescence:
    Head
    Flower Value To Gardener:
    Fragrant
    Good Dried
    Long-lasting
    Showy
    Flower Bloom Time:
    Fall
    Summer
    Flower Petals:
    7 - 20 petals/rays
    Flower Description:
    Blooms from early summer to fall deadhead to promote longer bloom period. Prolific bloomer though the flowers are smaller than African or French marigolds.
  • Leaves:
    Leaf Color:
    Green
    Leaf Value To Gardener:
    Fragrant
    Leaf Type:
    Compound (Pinnately , Bipinnately, Palmately)
    Leaf Arrangement:
    Alternate
    Opposite
    Leaf Shape:
    Filiform
    Hairs Present:
    No
    Leaf Description:
    Lacy fern-like gland-dotted and aromatic; leaves opposite or alternate above, pinnately lobed and appearing divided, the lobes narrow and toothed. Gland dotted and aromatic similar to lemon verbena when bruised.
  • Stem:
    Stem Is Aromatic:
    No
  • Landscape:
    Landscape Location:
    Container
    Houseplants
    Patio
    Pool/Hardscape
    Design Feature:
    Border
    Mass Planting
    Resistance To Challenges:
    Deer
    Insect Pests
  • Poisonous to Humans:
    Poison Severity:
    Low
    Poison Symptoms:
    Skin irritation is minor, or typically only lasting a few minutes
    Poison Toxic Principle:
    Phototoxic thiophene derivatives
    Causes Contact Dermatitis:
    Yes
    Poison Part:
    Flowers
    Roots