Stinking roger. Tagetes minuta
Native to South America
Invades mainly disturbed sites adjacent to roadsides, walking tracks and disturbed hind-dune areas. Mainly a problem on the north coast of NSW.
Form: Erect herb, 1-2m high.
Flower: Small, yellow and in clusters. Summer to autumn.
Fruit/Seed: Small, black and elongated with fine hairs.
Control: Hand-pull or cut low to the ground before it goes to seed.