Where to purchase bougainvillea in Washington state?

In Washington state, bougainvillea can be purchased at local nurseries and garden centers, such as Swanson's Nursery in Seattle or Molbak's Garden + Home in Woodinville. You can also check larger retailers like Home Depot or Lowe's for seasonal availability. Additionally, online retailers like Fast Growing Trees and Amazon offer bougainvillea plants that can be shipped directly to your home. Be sure to check local growing conditions, as bougainvillea prefers warmer climates.