SelecTree: Tree Detail
Photo Locations: The Morton Arboretum - Lisle, IL, Mendocino Coast Botanical Gardens - Fort Bragg, CA, Strybing Arboretum - San Francisco, CA, The National Arboretum - Washington, DC and Arnold Arboretum - Boston, MA
Utility friendly tree.
Star magnolia is a showy small flowering accent tree, usually multi-trunked or low-branching. It blooms best in full sun, when it receives moderate moisture. It becomes taller in half shade. Its grayish-white bark presents an interesting silhouette in winter with its bare branches. There are also pink-flowered varieties. Tree blooms at a young age.
Has fragrant Flower.
Native to Japan.
Magnolia kobus var. stellata
Rounded, Spreading or Vase Shape.
Has Deciduous foliage.
Height: 10 feet.
Width: 12 feet.
Growth Rate: 12 Inches per Year.
Longevity 50 to 150 years.
Leaves Obovate to Oblanceolate, Light Green, Golden or Yellow or Orange, Deciduous.
Flowers Showy. Fragrant White. Flowers in Spring or Winter. Has perfect flowers (male and female parts in each flower).
Red Follicle, Large (1.50 - 3.00 inches), fruiting in Summer or Fall.
Bark Light Gray, Smooth.
Shading Capacity Rated as Moderately Dense in Leaf.
Shading Capacity Rated as Moderate out of Leaf.
Litter Issue is Flowers.
Tree Site Conditions & Constraints
Sunset Zones 2 - 9 and 14 - 24.
USDA Hardiness Zones 5 - 9.
Exposure Full Sun to Partial Shade.
Clay, Loam or Sand Texture.
Highly Acidic to Slightly Alkaline Soil pH.
Seaside Tolerance is Good to Medium in Mild Zone.
Pests & Disease Information
Susceptible to Aphids, Scales and Spider Mites, Armillaria.
Health, Safety & Environmental Concerns
Branch Strength Rated as Medium.
Root Damage Potential Rated as Low.
None Known Health Hazard.
Special Uses & Values
Cite this tree:
SelecTree. "Magnolia stellata Tree Record." 1995-2021. Apr 12, 2021.
< https://selectree.calpoly.edu/tree-detail/magnolia-stellata >
SelecTree Nursery Connection Map
Cal Poly / ESRI