Blackberries can choke out entire hillsides and meadows. They're highly invasive in certain environments. There are other delicious invasives you be more famili

Blackberries can choke out entire hillsides and meadows. They're highly invasive in certain environments. There are other delicious invasives you be more familiar with like prickly pears (Mediterranean climates), ice plants (coastal scrublands), amaranth (everywhere), and dandelions (everywhere).