
The Complete Guide to Japanese Knotweed for Developers
Three-Cornered garlic At Japanese Knotweed Expert, we don’t just specialise in Japanese Knotweed — we’re your trusted experts in the identification, management, and eradication of all invasive plant species across the UK (including three-cornered garlic). What Is Three-Cornered garlic & why is it invasive? Three-Cornered Garlic (Allium triquetrum) is a fast-spreading, non-native plant that has become increasingly common in UK