These delicate white little bells may look innocent, but they spread like wild! (Heather @New House New Home)

Though it can be gorgeous for ground cover, watch out cause Creeping Jenny is tough to contain. (Three Dogs in a Garden)

These white heads look sweet bobbing in the breeze, but in the right zone, they can take over everything. (Douglas Hunt)

Few vines are as elegant as wisteria, but it's wild growth can do real damage. (Holly @Coconut Heads Survival Guide)

If you spot these cute little leaves poking up through your lawn, trouble is brewing! (Mary Sullivan)

Though many people love them when they're contained, wild Trumpet Vines can overpower everything else. (Linda Boothman)

Never place mint with other herbs or plants, because, delicious as it is, it is a greedy grower. (Joyus Weekend)

Its petal-packed heads might look harmless, but don't let that yarrow out of your sight if you love your garden. (Jayme)

In small amounts and in the right places, English Ivy looks quite stately, but keep a close eye! (Barb Rosen)

For some, Morning Glory is a treat. But once it's growing, it might not stop. (Brenda @Cozy Little House)

While Golden Pothos make a lovely houseplant, left to grow in the ground it can be very invasive. (Vicky M)