STATUS: Undeclared Weed
Blue Periwinkle leaves
Blue Periwinkle flower
Blue Periwinkle stem
STEMS: Procumbent stems up to 1 m long which can root at the tips in suitable circumstances.
LEAVES: Dark green, shiny and free of hairs
FLOWERS: Blue purple occurring singly in axillary positions on stalks that are shorter than the leaves.
SEED: Fertile seed is rarely (if ever) produced as most infestations consist only of female plants
INVADES: Fertile soils, coastal, heathy and riparian environments.
DISPERSAL: Birds (internal), animals other than birds (internal) and vegetatively.
CONTROL: BBRLG recommended chemical spraying with Brush Off (or equivalent). However, you should brush cut first and remove all cuttings to prevent them from re-growing. With smaller plants, you will use less chemical. Always follow up.