Scientific Name:
Magnolia grandiflora
Pronunciation:
mag-NO-lee-uh gran-dih-FLORE-uh
Common Name:
southern magnolia
Family Name:
Magnoliaceae
Plant Type:
Broadleaf evergreen
Key ID Features:
One of the few large, local evergreen flowering trees; leaves alternate, most ovate-elliptic, 12-25(-30)cm long x 6-12cm wide, thick, glossy, dark green, lower surface with dense, brown pubescence; flowers solitary, 20-30cm wide, most with (6-)9-12 creamy white, fragrant tepals; aggregate of follicles, most 7-10cm long x 4-5cm wide, Winter ID: woolly, brown pubescence on terminal buds.
Habit:
Dense, Upright
Form:
Oval - vertical
Texture:
Coarse
Mature Height:
10 - 15m
Mature Spread:
7 - 10m
Growth Rate:
Moderate
Origin:
U.S. - southeast
Hardiness Rating:
Zone 6: (-23 to -18 °C)
Exposure:
Full sun, Part sun/part shade
Soil/Growing Medium:
Well-drained
Water Use:
Moderate
Landscape Uses:
Specimen plant
Additional Info:
Google. Usually small or dwarf cultivars are planted locally such as M. 'Kay Parris' (5-6m tall x 3-5m wide) and M. 'Little Gem' (4-8m tall x 2-3m wide).
Leaf Morphology:
Form:
Simple
Arrangement:
Alternate, Spiraled
Texture/Venation:
Leathery, Pinnate venation
Surfaces:
Lustrous, Pubescent, Tomentose
Colour in Fall:
Green
Shapes:
Elliptic, Oblong, Obovate, Ovate
Apices:
Acuminate
Bases:
Attenuate
Margins:
Entire
Inflorescence Type:
Flowers solitary
Flower Morphology:
Flowers perfect
Number Of Petals:
10
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Showy, White
Flower Scent:
Fragrant
Flower Time at Peak:
Apr, May, Jun, Jul
Additional Info:
Usually with 9 or 10 tepals; many simple pistils
Fruit Type:
Aggregate fruit, Follicle
Fruit Colour:
Red
Fruiting Time:
Sep, Oct
Additional Info:
Showy
Bark Morphology:
Smooth
Bark or Stem Colour:
Grey
Propagation:
Seed, Cuttings
Maintenance:
Low
Pest Susceptibility:
Diptera - true flies, Leaf miner insect, Stem borer insects
