Texas Gardener Magazine on Instagram: "🌿 Think Twice Before Planting Ruelia (Mexican Petunia) Ruelia, commonly known as Mexican petunia, adds a splash of purple color and thrives in the Texas heat — it’s drought tolerant, deer resistant, and blooms from summer to fall. Unfortunately, many gardeners have learned the hard way that this plant is also an aggressive re-seeder and spreader. Once established, it can quickly take over flower beds, lawns, and even neighboring areas, crowding out native