Aussies have been urged to inspect their own backyards as an escaped garden plant continues to wreak havoc in a major city.

An eco-conscious council in Sydney’s upper north shore has erected a banner on a 100-year-old tree suspected ... The tree species makes up a major part of Sydney’s Turpentine-Ironbark Forest, ...

The turpentine tree is one of the dominant species of the critically endangered Sydney Turpentine-Ironbark Forest, which has only 0.5 percent of its original distribution remaining.

Sydney Turpentine-Ironbark Forest in the Sydney Basin Bioregion. Picture: NSW Gov. The council estimated the tree was more than 80 years old based on aerial photography from 1943, ...

Sydney Turpentine-Ironbark Forest in the Sydney Basin Bioregion. Picture: NSW Gov. The council estimated the tree was more than 80 years old based on aerial photography from 1943, ...

An eco-conscious council in Sydney’s upper north shore has erected a banner on a 100-year-old tree suspected ... The tree species makes up a major part of Sydney’s Turpentine-Ironbark Forest, ...

The turpentine tree is one of the dominant species of the critically endangered Sydney Turpentine-Ironbark Forest, which has only 0.5 percent of its original distribution remaining.

An eco-conscious council in Sydney’s upper north shore has erected a banner on a 100-year-old tree suspected to have been poisoned amid a string of similar incidents in the area.

An eco-conscious council in Sydney’s upper north shore has erected a banner on a 100-year-old tree suspected to have been poisoned amid a string of similar incidents in the area.

An eco-conscious council in Sydney’s upper north shore has erected a banner on a 100-year-old tree suspected to have been poisoned amid a string of similar incidents in the area.

An eco-conscious council in Sydney’s upper north shore has erected a banner on a 100-year-old tree suspected to have been poisoned amid a string of similar incidents in the area.