A massive evergreen native tree with huge waxy white fragrant flowers in spring. State tree of Mississippi and Louisiana; iconic southern landscape tree.

§ Quick facts

SizeHeight 20–28 m
Lifespan100–150 years
OrderMagnoliales
FamilyMagnoliaceae

§ Encyclopedia

Magnolia grandiflora, commonly known as the southern magnolia or bull bay, is a tree of the family Magnoliaceae native to the Southeastern United States, from Virginia to central Florida, and west to East Texas. Reaching 27.5 m (90 ft) in height, it is a large, striking evergreen tree, with large, dark-green leaves up to 20 cm long and 12 cm wide, and large, white, fragrant flowers up to 30 cm (12 in) in diameter.

Source: Wikipedia — Magnolia grandiflora Licensed under CC BY-SA 4.0

§ Identification

Field marks. Medium tree with large evergreen leathery leaves; massive creamy-white fragrant flowers; brilliant red fruit clusters.

Similar species. Sweetbay Magnolia (deciduous; smaller leaves).

§ Diet & behavior

Diet. N/A — photosynthesis

Behavior. Iconic native tree of southeastern US. Among the most ancient flowering plant lineages; magnolias evolved before bees, so flowers are pollinated by beetles.

§ Range

Southeastern US

§ Habitat

Mature deciduous forests, suburban yards

§ Threats

Forest loss, urban planting stress, replacement with non-native magnolias.

§ Conservation status

According to the IUCN Red List, the southern magnolia is currently classified as Least Concern.

§ What helps

Plant native southern magnolia where space allows (they get huge). Support southern hardwood forests.

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§ Further reading

§ Sources cited

  • USDA Forest Service Silvics Manual