by Sue Smith | Feb 20, 2022 | Flower colour blue, Flowering period All Year, Invasive, NEMBA Category 1B, Plant type herb
These 2 invasive plants are native to Central and South America as well as the West Indies. They are very similar in appearance and difficult to tell apart, but both are classed as NEMBA Category 1b, invading a wide range of habitats including gardens, verges and...
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