Senecio Species, Threadleaf Groundsel, Threadleaf Ragwort

Senecioflaccidus

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Senecio (sen-ek-ee-o )
Species
flaccidus (FLA-sih-dus)
Synonym
Senecio longilobus
Senecio regiomontanus
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Succulent
Height
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
6-9 in. (15-22 cm)
9-12 in. (22-30 cm)
12-15 in. (30-38 cm)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
Parts of plant are poisonous if ingested
Bloom Color
Bright Yellow
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Other Details
Category
Herbs
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
From seed; direct sow outdoors in fall
Seed Collecting
Bag seedheads to capture ripening seed
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Amesti, California

Corralitos, California

Elkhorn, California

Interlaken, California

Pajaro, California

Watsonville, California

show all

Featured Videos

Gardener's Notes:

0
positive
1
neutral
0
negative
Sort By:
Sort By:
M
M
Benton, KY (Zone 7a) | February 2005 | neutral

A bluish-green bushy, leafy plant covered with close white wool and bearing yellow flower heads in branched clusters.

Foun...Read More

Featured
Green Dock Leaf Beetle
(Gastrophysa viridula)
Shoebill
(Balaeniceps rex)
Featured
Green Dock Leaf Beetle
(Gastrophysa viridula)
Shoebill
(Balaeniceps rex)