Garden Centre › Magnolia Vulcan Image 1 of 1 Magnolia Vulcan $59.95 Sold Out Magnolia 'Vulcan' - Big, velvet crimson blooms that stop traffic; mid-season. Mature size: 4-6 m x 3-4 m. Sold Out Added! Magnolia 'Vulcan' - Big, velvet crimson blooms that stop traffic; mid-season. Mature size: 4-6 m x 3-4 m. You Might Also Like Quick View Dwarf Nectarine Nectar Babe from $49.95 Sold Out Quick View Dwarf Nectarine Garden Delight from $49.95 Sold Out Quick View Prunus Thundercloud | Cherry Plum | Ornamental Plum from $59.95 Quick View Prunus Sub. Pendula Rosea from $59.95 Quick View Acer palmatum Shin-Deshojo from $59.95