Water Wisteria (Hygrophila difformis) - 6 to 8 inch Bunch - Live Aquarium Plant by Aquatic Arts Does not need special or high intensity lighting and can be kept in any freshwater aquarium. Grows rapidly under the right conditions and is very low-maintenance - great for beginner aquarium hobbyists! Grows to a maximum height of about 20 inches. This plant exhibits tall and wide growth that is ideal for larger aquariums. Aquatic Arts has the most highly rated aquarium plants on Amazon for a reason: we are not deceptive about what you will actually receive, and we stand behind our products 100%.