SelecTree: Tree Detail

GRAPEFRUIT
Citrus paradisi

Citrus paradisi Citrus paradisi Citrus paradisi Citrus paradisi Citrus paradisi Citrus paradisi Citrus paradisi

Photo Locations: Los Angeles County Arboretum - Arcadia, CA

General Notes

Utility Friendly Tree Utility friendly tree.

Needs good drainage. 'Marsh' is white fleshed. 'Ruby' and 'Rio Red' are red fleshed. Best in hot inland areas. Citrus grafted to sour orange root stock is resistant to Texas Root Rot.

Has fragrant Flower.

Native to Barbados.

Family: Rutaceae

Tree Characteristics

Compact and Erect or Spreading with a Low Canopy.

Rounded, Umbrella or Vase Shape.

Has Evergreen foliage.

Height: 25 - 30 feet.

Width: 15 - 25 feet.

Growth Rate: 24 Inches per Year.

Longevity 50 to 150 years.

Leaves Ovate, Glossy Medium to Dark Green, No Change, Evergreen.

Flowers Showy. Fragrant White. Flowers in Spring. Has perfect flowers (male and female parts in each flower).

Prolific, Pink or Yellow Hesperidium, Very Large (Over 3.00 inches), fruiting in Winter, Spring or Summer Edible and Wildlife use it.

Bark Dark Brown, Scaly or Smooth.

Shading Capacity Rated as Dense in Leaf.

Litter Issue is Wet Fruit.

Tree Site Conditions & Constraints

Sunset Zones 8, 9, and 12 - 24.

USDA Hardiness Zones 10 - 12.

Exposure Full Sun.

Moist Soil.

Clay, Loam or Sand Texture.

Highly Acidic to Highly Alkaline Soil pH.

Seaside Tolerance is Good in Mild Zone.

Pests & Disease Information

Resistant to Verticillium. Susceptible to Aphids, Mealy Bugs, Scales, Spider Mites, Thrip and White Fly, Brown Rot, Chlorosis, Crown Rot, Oak Root Rot, Phytophthora, Root Rot, Sooty Mold and Virus.

Health, Safety & Environmental Concerns

Branch Strength Rated as Medium.

Root Damage Potential Rated as Moderate.

Allergy Health Hazard.

Biogenic Emissions considered Moderate.

Fire Resistance is Favorable.

Desirable Wildlife Plant.

Attracts Bees and Squirrels.

Wildlife use Fruit.

Special Uses & Values

Screen.

Espalier.

Cite this tree:
SelecTree. "Citrus paradisi Tree Record." 1995-2017. Aug 16, 2017.
< http://selectree.calpoly.edu/tree-detail/citrus-paradisi >

This tree is not part of the SelecTree Nursery Connection. If you would like to see this tree listed, or know of a nursery that sells it, please contact us at ufei@calpoly.edu.