The author and horticulturist/arborculturist details just how Giant Hogweed, Morning Glory (and more) arrived on Vancouver Island
Thank you for pointing that out, Peter! I'll work on getting the correct photo up there.
Can I ask how one can differentiate between Canada thistle and bull thistle? I'm curious what detail in the photo lets you know its bull thistle.
The photo is not Canada thistle but bull thistle, another non-native plant.
Thank you for pointing that out, Peter! I'll work on getting the correct photo up there.
Can I ask how one can differentiate between Canada thistle and bull thistle? I'm curious what detail in the photo lets you know its bull thistle.
The photo is not Canada thistle but bull thistle, another non-native plant.