Faith_Pineo_09_Magnolia Published June 7, 2018 at 1008 × 756 in The Language of Flowers: A Maine Garden ← Previous / Next → Magnolia (Magnolia grandiflora) – Popular in the southern US, certain varieties of magnolia trees are also able to withstand a harsh Maine winter. In the language of flowers they mean “dignity,” with a white magnolia meaning “purity.”