A new study has found that Eucalyptus trees, widely planted in Israel’s Western Negev, have a significant allelopathic effect, reducing herbaceous plant biomass and flowering density of red anemones, particularly in unshaded areas. A new study has found that Eucalyptus trees, widely planted in Israel’s Western Negev, have a significant allelopathic effect, reducing herbaceous plant biomass and flowering density of red anemones, particularly in unshaded areas. Plants & Animals Ecology Phys.org – latest science and technology news stories