Senecio Species, Arrowleaf Butterweed, Arrowleaf Groundsel, Arrowleaf Ragwort
Seneciotriangularis

Family: Asteraceae (ass-ter-AY-see-ee)
Genus: Senecio (sen-ek-ee-o )
Species: triangularis (try-an-gew-LAIR-iss)

Synonym:Senecio gibbonsii

Synonym:Senecio triangularis var. angustifolius

Category
Alpines and Rock Gardens
Ponds and Aquatics

Water Requirements
Very high moisture needs; suitable for bogs and water gardens

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Herbaceous

Foliage Color

Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)

Spacing
9-12 in. (22-30 cm)
12-15 in. (30-38 cm)

Hardiness

Where to Grow

Danger

Bloom Color
Gold (yellow-orange)

Bloom Characteristics

Bloom Size

Bloom Time
Mid Summer
Late Summer/Early Fall

Other details

Soil pH requirements

Patent Information

Propagation Methods
From seed; direct sow outdoors in fall
Self-sows freely; deadhead if you do not want volunteer seedlings next season

Seed Collecting
Bag seedheads to capture ripening seed
Allow seedheads to dry on plants; remove and collect seeds