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Sweetbay Magnolia

Magnolia virginiana

Magnoliaceae · broadleaf · introduced

Sweetbay magnolia is the magnolia that grows in swamps, a graceful, often multi-stemmed tree with silvery-backed leaves that flash white in the wind and creamy, lemon-scented flowers that open in late spring and continue intermittently into summer. The flowers are smaller than southern magnolia, two to three inches, but the fragrance is exquisite, sweet and citrusy, carrying on humid air. Native to the Atlantic and Gulf coasts from Massachusetts to Florida and Texas, it grows in the wet, acidic soils of swamps, bogs, and stream banks where few other ornamental trees survive.

In Western Washington, sweetbay magnolia is one of the best ornamental trees for wet sites. It handles the poorly drained, acidic soils that define many lowland properties, and it tolerates seasonal flooding that would kill most magnolias. In the South, it is evergreen; here, it is typically semi-evergreen to deciduous, dropping most of its leaves in cold winters. The silvery leaf undersides provide a shimmering effect unique in the regional tree palette. No significant disease or pest concerns are tracked. For a refined, fragrant, multi-season tree that thrives where most ornamentals cannot, the low spots, the wet corners, the poorly drained clay, sweetbay magnolia fills a niche nothing else matches.

Quick Facts

Height
60 ft
Spread
19 ft
Growth Rate
Moderate
Light
Sun to Part Shade
Soil
Wet Tolerant
Water
High
Hardiness
Zone Zones 5a–8b
Bloom Time
May to June
Origin
Massachusetts to Florida and Texas, near coast

Phenological Calendar

Stage Typical Window
New growth flush BBCH 11 Feb 15-Mar 15
Bloom start BBCH 61 Jun 15-Aug 15
Bloom end / petal fall BBCH 69 Jul 15-Aug 31
Fruit/seed development BBCH 71 Jun 1-Aug 31
Fruit/seed maturity BBCH 85 Dec 1-Feb 28

Diseases (5)

Cultivars (1)

Jim Wilson