SelecTree: Tree Detail
MERRILL LOEBNER MAGNOLIA
Magnolia × loebneri 'Merrill'
Photo Locations: Red Butte Garden - Salt Lake City, UT, Los Angeles County Arboretum - Arcadia, CA, Hoyt Arboretum - Portland, OR, The National Arboretum - Washington, DC and Arnold Arboretum - Boston, MA
A hybrid between Magnolia kobus × Magnolia stellata.
Utility friendly tree.
Blooms at a young age. Other white-flowered varieties are 'ballerina' and 'spring snow'. Also pink-flowered variety 'leonard messei'.
Has fragrant Flower.
Magnolia × loebneri 'Dr. Merrill'
Magnolia loebneri 'Merrill'
Magnolia kobus × Magnolia stellata.
Rounded or Vase Shape.
Has Deciduous foliage.
Height: 15 - 20 feet.
Width: 25 feet.
Growth Rate: 12 Inches per Year.
Longevity 50 to 150 years.
Leaves Obovate, Medium Green, Bronze or Gold, Deciduous.
Flowers Showy. Fragrant White. Flowers in Spring. Has perfect flowers (male and female parts in each flower).
Follicle, fruiting in Summer.
Shading Capacity Rated as Moderate 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 × loebneri 'Merrill' Tree Record." 1995-2018. Jun 24, 2018.
< https://selectree.calpoly.edu/tree-detail/magnolia-×-loebneri-merrill >