Scientific Name: Senecio biserratus

Common Name: jagged fireweed

Family Classification (Clade): Eudicots

Family: Asteraceae

Form Description: Short-lived perennial herb with erect leafy flowering stems. Leaves not stem clasping.

Height (m): 0.2 – 1.2

Flowers: Numerous yellow flower heads in loose terminal clusters.

Fruit: Achene – dark brown, short and cylindrical with broad ribs separated by narrow grooves from which a double row of short hairs project.

Municipality
Break O’DayBurnieCentral CoastCentral HighlandsCircular HeadClarenceDorsetFlindersGeorge TownGlamorgan-Spring BayHobartHuon ValleyKentishKing IslandKingboroughLatrobeLauncestonMeander ValleyNorthern MidlandsSouthern MidlandsTasmanWaratah-WynyardWest CoastWest Tamar
Plant Communities
No data available for this species
Habitat Notes

Widespread and locally abundant from sea level to mountain plateaux.

Site Tolerance

Exposed, Moist, Windy

Soil Tolerance

Fertile, Loam, Well-drained

Propagation Calendar

  • Flowering Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Seed Collecting Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Sowing Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  • Cutting Month
    Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Propagation Method
Seed, Cuttings

Seed Information

Seed Collection

Seed heads become fluffy and come away from heads easily when mature.

Seed Treatment Method

Standard Scatter seed thinly on to damp potting mix. Hold seed in place by covering with more potting mix to approximately the depth of the seed size.

Seed Storage Life

Short

Seed Treatment Notes

Surface sow or lightly cover. Seedlings may be prone to damping off so the use of capillary watering may be helpful. Some species lose viability quickly. Many species are best sown when daily temperatures are around 15-20°C.

Germination Time

2-5 weeks

Cutting & Division Information

Can be grown from cuttings.