Are Coffee Grounds Good for Succulents? Newbie here; just discovered that our tiger lilies are actually just day lilies which are invasive. I feel bad. Should I get rid of them or do something? :( they're so pretty : Ask the Pros with Marty from Ryser's. Customers ask us these questions all the time. When should you plant grass seed? How deep should mulch be? In Aeonium Succulent Cuttings Green or Purple Black Various Sizes Zava Ranch Growing Cat Grass Seeds For Indoor Cats: Kitty Grass Seeds