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Sapindus saponaria: Florida Soapberry1

Edward F. Gilman andDennis G. Watson
Contacts: Michael G. Andreu


Introduction

Florida soapberry grows at a moderate rate to 30 to 40 feet tall. The pinnately compound, evergreen leaves are 12 inches long with each leaflet four inches long. 10-inch-long panicles of small, white flowers appear during fall, winter, and spring but these are fairly inconspicuous. The fleshy fruits which follow are less than an inch-long, shiny, and orange/brown. The seeds inside are poisonous, a fact which should be considered in the tree's placement in the landscape, especially if children will be present. The bark is rough and gray. The common name of Soapberry comes from to the soap-like material which is made from the berries in tropical countries.

 

Figure 1. Mature Sapindus saponaria: Florida soapberry
Figure 1.  Mature Sapindus saponaria: Florida soapberry
Credit: Ed Gilman, UF/IFAS

 

General Information

Scientific name: Sapindus saponaria

Pronunciation: SAP-in-dus sap-oh-NAIR-ee-uh

Common name(s): Florida soapberry, wingleaf soapberry

Family: Sapindaceae

USDA hardiness zones: 10A through 11 (Fig. 2)

Origin: native to North America

Invasive potential: little invasive potential

Uses: tree lawn 4-6 feet wide; tree lawn > 6 ft wide; reclamation; street without sidewalk; shade; highway median

Availability: somewhat available, may have to go out of the region to find the tree

 

Figure 2. Range
Figure 2.  Range

 

Description

Height: 30 to 40 feet

Spread: 25 to 35 feet

Crown uniformity: symmetrical

Crown shape: round

Crown density: dense

Growth rate: moderate

Texture: medium

Foliage

Leaf arrangement: alternate (Fig. 3)

Leaf type: odd-pinnately compound

Leaf margin: undulate, sinuate/undulate

Leaf shape: linear, lanceolate

Leaf venation: pinnate, brachidodrome

Leaf type and persistence: broadleaf evergreen, evergreen

Leaf blade length: 2 to 4 inches

Leaf color: green

Fall color: no color change

Fall characteristic: not showy

 

Figure 3. Foliage
Figure 3.  Foliage

 

Flower

Flower color: white/cream/gray

Flower characteristics: not showy

Fruit

Fruit shape: round

Fruit length: .5 to 1 inch

Fruit covering: fleshy

Fruit color: orange, brown

Fruit characteristics: does not attract wildlife; showy; fruit/leaves a litter problem

Trunk and Branches

Trunk/bark/branches: branches droop; not showy; typically one trunk; thorns

Pruning requirement: needed for strong structure

Breakage: resistant

Current year twig color: gray, brown

Current year twig thickness: medium

Wood specific gravity: unknown

Culture

Light requirement: full sun

Soil tolerances: clay; sand; loam; alkaline; acidic; well-drained

Drought tolerance: high

Aerosol salt tolerance: high

Other

Roots: not a problem

Winter interest: no

Outstanding tree: yes

Ozone sensitivity: unknown

Verticillium wilt susceptibility: unknown

Pest resistance: free of serious pests and diseases

Use and Management

Soapberry can be planted in low maintenance landscapes for the unusually prominent, orange-colored berries. They require little care other than some initial pruning to direct growth and to develop a strong branch structure. The bushy growth habit of this medium-sized tree combines nicely with shrubs and ground covers planted beneath and around the tree. Fruits attract the boxelder bug.

Florida Soapberry should be grown in full sun and will tolerate almost any soil. It is highly drought- and salt-tolerant.

Propagation is by seed.

Pests and Diseases

No pests or diseases of major concern.