Not invasive since they're native in the US, but certainly agressive in my yard: Black Eyed Susans! I planted one 6 years ago, now I have probably thousands of them everywhere. They're great for filling in hard to grow areas, but I'm constantly digging them up from my vegetable garden.
Not invasive since they're native in the US, but certainly agressive in my yard: Black Eyed Susans! I planted one 6 years ago, now I have probably thousands of them everywhere. They're great for filling in hard to grow areas, but I'm constantly digging them up from my vegetable garden.