Leslie is an effeminate flower and a supporting character in The Amazing World of Gumball. He likes to spend time with the other girls. He is Penny Fitzgerald's cousin, as revealed in "The Flower." He is voiced by Kerry Shale.
He is a kind, friendly, smart, gentle and sensitive flower who is supportive. This is shown when he helped out Gumball find the doll by telling him that he gave it to Juke. He also cheered on Gumball to forget about the kiss. He is creepy at times. He’s very into fashion. Leslie is energetic, caring and very affectionate. He speaks his mind sometimes, has strong opinions and seems to like to gossip. He cares a lot about other flowers.
Leslie is a small dandelion. Leslie has pink petals in most of his appearances and stays grounded in a blue flowerpot. He has eyebrows and lips. He has two green leaves and a yellow face.
- Due to his feminine appearance and behavior, he has been referred to as a female in many countries.