• Photo of Tagetes tenuifolia (Tagetes tenuifolias)

Plant Profile: Tagetes tenuifolia

Taxonomy: Tagetes tenuifolia

Names

Signet Marigold

  • Photo of Tagetes tenuifolia (Tagetes tenuifolias)

Phonetic Spelling:TAG-e-teez ten-yoo-iff-FOLE-lee-uh

Genus:Tagetes

Species:tenuifolia

Family:Asteraceae

Wild marigold, a member of the daisy family, features leaves that are pinnately divided, giving them a fern-like appearance. In hot and humid conditions, the foliage may be susceptible to diseases. This plant is commonly used as a companion in vegetable gardens. It requires regular watering, but care should be taken to avoid overwatering. Wild marigold is adaptable to various soil types and pH levels, although it does not thrive in shaded areas.

Regarding pests and diseases, it may face challenges from snails, slugs, and botrytis.

Tagetes tenuifolia Feature Summary

Tagetes tenuifolia Image Gallery

Tags

#yellow
#houseplant
#orange
#feathery leaves
#interiorscape
#cpp
#summer flowers
#deer resistant
#companion plant
#compact habit

Similar Plants

Tagetes tenuifolia is often confused with:

Tagetes tenuifolia Feature Summary

Attributes
Mexico, Central America, Columbia, Peru
Flowers are attractive to bees, butterflies, and birds.
Fruit
Tufted seeds
Flowers
Blooms from early summer to fall deadhead to promote longer bloom period. Prolific bloomer though the flowers are smaller than African or French marigolds.
Gold/Yellow
Red/Burgundy
Orange
Variegated
Fragrant
Showy
Long-lasting
Good Dried
7 - 20 petals/rays
Leaves
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.
Compound (Pinnately , Bipinnately, Palmately)
Opposite
Alternate
Filiform
Poisonous to Humans
Skin irritation is minor, or typically only lasting a few minutes
Phototoxic thiophene derivatives
Flowers
Roots
Whole Plant Traits
Annual
Poisonous
Rounded
Mounding
Dense
Cultural Conditions
Full sun (6 or more hours of direct sunlight a day)
Acid (<6.0)
Neutral (6.0-8.0)
Good Drainage
12 inches-3 feet
Less than 12 inches
8b
8a
9a
9b
10a
10b
11a
11b
Clay
High Organic Matter
Loam (Silt)
Sand
Landscape
Border
Mass Planting
Container
Patio
Houseplants
Pool/Hardscape

Tagetes tenuifolia Attributes

Tagetes tenuifolia: Country Or Region Of Origin

Mexico, Central America, Columbia, Peru

Tagetes tenuifolia: Wildlife Value

Flowers are attractive to bees, butterflies, and birds.

Tagetes tenuifolia: Particularly Resistant To (Insects/Diseases/Other Problems)

This plant is seldom damaged by deer.

Tagetes tenuifolia: Life Cycle

Annual
Biennial
Bulb
Perennial
Woody

Tagetes tenuifolia: Recommended Propagation Strategy

Division
Grafting
Layering
Leaf Cutting
Root Cutting
Seed
Stem Cutting

Tagetes tenuifolia Fruit

Tagetes tenuifolia: Fruit Description

Tufted seeds

Tagetes tenuifolia Flowers

Tagetes tenuifolia: 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.

Tagetes tenuifolia: Flower Color

filter_vintage
Gold/Yellow
filter_vintage
Orange
filter_vintage
Red/Burgundy
filter_vintage
Variegated

Tagetes tenuifolia: Flower Inflorescence

Catkin
Corymb
Cyme
Head
Insignificant
Panicle
Raceme
Solitary
Spadix
Spike
Umbel

Tagetes tenuifolia: Flower Value To Gardener

Edible
Fragrant
Good Cut
Good Dried
Long Bloom Season
Long-lasting
Showy

Tagetes tenuifolia: Flower Bloom Time

Winter
Spring
Summer
Fall

Tagetes tenuifolia: Flower Petals

2-3 rays/petals
4-5 petals/rays
6 petals/rays
7 - 20 petals/rays
asymmetrical petals
Bracts
Colored Sepals
fused petals
more than 20 petals/rays
Tepals

Tagetes tenuifolia Leaves

Tagetes tenuifolia: 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.

Tagetes tenuifolia: Leaf Color

spa
Green

Tagetes tenuifolia: Leaf Type

Compound (Pinnately , Bipinnately, Palmately)
Fronds
Needles
Sheath
Simple

Tagetes tenuifolia: Leaf Arrangement

Alternate
Opposite
Other/more complex
Rosulate
Whorled

Tagetes tenuifolia: Leaf Shape

Acicular
Auriculate
Cordate
Cuneate
Deltoid
Elliptical
Filiform
Lanceolate
Linear
Oblanceolate
Oblong
Obovate
Obtuse
Orbicular
Ovate
Palmasect
Palmatifid
Peltate
Pinnatifid
Pinnatisect
Reniform
Rhomboidal
Spatulate
Subcordate
Subulate

Tagetes tenuifolia: Hairs Present

No
Yes

Tagetes tenuifolia: Leaf Value To Gardener

Edible
Fragrant
Good Cut
Good Dried
Long-lasting
Showy

Tagetes tenuifolia Poisonous to Humans

Tagetes tenuifolia: Poison Symptoms

Skin irritation is minor, or typically only lasting a few minutes

Tagetes tenuifolia: Poison Toxic Principle

Phototoxic thiophene derivatives

Tagetes tenuifolia: Poison Severity

High
Low
Medium

Tagetes tenuifolia: Causes Contact Dermatitis

No
Yes

Tagetes tenuifolia: Poison Part

Bark
Flowers
Fruits
Leaves
Roots
Sap/Juice
Seeds
Stems

Tagetes tenuifolia Whole Plant Traits

Tagetes tenuifolia: Plant Type

Annual
Bulb
Carnivorous
Edible
Epiphyte
Fern
Ground Cover
Herb
Herbaceous Perennial
Houseplant
Mushroom
Native Plant
Ornamental Grasses and Sedges
Perennial
Poisonous
Rose
Shrub
Succulent
Tree
Turfgrass
Vegetable
Vine
Water Plant
Weed
Wildflower

Tagetes tenuifolia: Habit/Form

Arching
Ascending
Broad
Cascading
Climbing
Clumping
Columnar
Conical
Creeping
Dense
Erect
Horizontal
Irregular
Mounding
Multi-stemmed
Multi-trunked
Open
Oval
Prostrate
Pyramidal
Rounded
Spreading
Vase
Weeping

Tagetes tenuifolia: Growth Rate

Slow
Medium
Rapid

Tagetes tenuifolia: Maintenance

Low
Medium
High

Tagetes tenuifolia: Texture

Fine
Medium
Coarse

Tagetes tenuifolia Cultural Conditions

Tagetes tenuifolia: Light

Dappled Sunlight (Shade through upper canopy all day)
Deep shade (Less than 2 hours to no direct sunlight)
Full sun (6 or more hours of direct sunlight a day)
Partial Shade (Direct sunlight only part of the day, 2-6 hours)

Tagetes tenuifolia: Soil pH

Acid (<6.0)
Alkaline (>8.0)
Neutral (6.0-8.0)

Tagetes tenuifolia: Soil Drainage

Frequent Standing Water
Good Drainage
Moist
Occasional Flooding
Occasionally Dry
Occasionally Wet
Very Dry

Tagetes tenuifolia: Available Space To Plant

12 inches-3 feet
12-24 feet
24-60 feet
3 feet-6 feet
6-feet-12 feet
Less than 12 inches
more than 60 feet

Tagetes tenuifolia: USDA Plant Hardiness Zone

thermostat
10a
thermostat
10b
thermostat
11a
thermostat
11b
thermostat
8a
thermostat
8b
thermostat
9a
thermostat
9b

Tagetes tenuifolia: Soil Texture

Clay
High Organic Matter
Loam (Silt)
Sand
Shallow Rocky

Tagetes tenuifolia Stem

Tagetes tenuifolia: Stem Is Aromatic

No
Yes

Tagetes tenuifolia Landscape

Tagetes tenuifolia: Design Feature

Accent
Barrier
Border
Flowering Tree
Foundation Planting
Hedge
Mass Planting
Screen/Privacy
Security
Shade Tree
Small groups
Small Tree
Specimen
Street Tree
Understory Tree

Tagetes tenuifolia: Resistance To Challenges

Black Walnut
Compaction
Deer
Diseases
Drought
Dry Soil
Erosion
Fire
Foot Traffic
Heat
Heavy Shade
Humidity
Insect Pests
Pollution
Poor Soil
Rabbits
Salt
Slugs
Squirrels
Storm damage
Urban Conditions
Voles
Wet Soil
Wind

Tagetes tenuifolia: Landscape Location

Coastal
Container
Hanging Baskets
Houseplants
Lawn
Meadow
Naturalized Area
Near Septic
Patio
Pond
Pool/Hardscape
Recreational Play Area
Riparian
Rock Wall
Slope/Bank
Small Space
Vertical Spaces
Walkways
Woodland