Marie Viljoen Marie Viljoen is a plant expert with 20 years of indoor and outdoor city-growing experience. Her areas of expertise include plants for city gardens, edible plants, native Northeastern flora, and growing indoor citrus. She has written two books and teaches at the New York Botanical Garden. About Better Homes & Gardens Better Homes & Gardens, a Dotdash Meredith Brand, is the only iconic home brand with a 100+ year history of providing trustworthy and achievable ideas for all doers and home-enthusiasts. We are the go-to resource for fresh takes on home, food, and gardening—inspiring people to bring their dreams to life at home on special occasions and every day. BHG reaches 45 million readers each month. Learn more about us and our editorial process.