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Purple Toothwort Overview
Lathraea clandestina is a parasitic perennial plant from the Orobanchaceae family. It is commonly known by the name Purple Toothwort after the pretty purple, sometimes pinkish flowers. This species is native to Belgium, France, Italy and Spain, it has also been introduced to Great Britain. It grows on the roots of a range of host plants, often Populus (Poplar) and Salix (Willow) species. It completely lacks chlorophyll and thus doesn't produce true leaves or photosynthesise. Often found in damp woodland environments, it can parasitise a variety of garden ornamental trees and shrubs including those in the genera Acer, Alnus, Buxus, Carpinus, Corylus, Juglans, Metasequoia, Rhododendron, Taxus and Gunnera.
How to propagate Purple Toothwort
Seed when fresh in late summer.