General: A branching plant that has become popular as a herbal remedy for a variety of health issues.
Height: Grows up to 1m tall.
Flowers: Small yellow flowers (2cm) in flat-topped clusters. They have 5 petals.
Leaves/Stems: Leaves grow across from each other on the stem (opposite), 1-3cm long. They are oval in shape with veins and transparent dots all over them.
Root: Short creeping roots.
Klamath weed, Goatweed.
Where did it come from? Eurasia.
Where does it grow here? Grows in a variety of environments and prefers dry, gravelly or sandy soils. It is found near housing as well as lake shores in our region.
Reproduction: By seed and root. The root can form buds that break off from the parent plant. One plant can produce 15-30,000 seeds.
When does it grow, flower & seed? Sprouts April-May. Flowers June-August. Seeds September-October.
Spreads By: People have been known to plant it. Seeds have a gelatinous coat that allows it to travel long distances. Seed can stay viable in the soil for 6-10 years so soil movement or disturbance can expose seeds and plant growth can occur.
Plant Type: Perennial.
Southern Interior Weed Management Committee. 2016. Invasive Plants of the Southern Interior BC. 86pgs.
Okanagan Invasive Species Online website.