Botanical Name: Citrus sinensis 'Navel'
Common Name: Navel Orange
Type of Plant: dicot: tree
Character evergreen
 
Habit of Growth:
Overall Shape an erect, single-trunked tree, with ascending, spreading branches, forming a dense oval to rounded canopy with the lower branches reaching the ground
Height 20' - 30'
Spread 2/3 to equal
Growth Rate moderate
 
Environment:
Exposure outdoors full sun; needs heat
Soil well-draining loam preferred
Hardiness some frost (zones 8, 9, 12, 13, 18-24) hardier than Valencia
 
Morphology:
Leaves pinnate, alternate, elliptic to oval or ovate; 2" - 4" long, dark green above, paler beneath; petioles are somewhat winged
Flowers white, bisexual, solitary or in small clusters; 5-petaled, fragrant, 3/4" diameter; spring or early summer
Fruit large, oval-round hesperidium, 3-5" long, orange-colored
 
Propagation:
budding or graftingonto seedlings
 
Usage:
most often used as a fruit tree; sometimes used as an accent tree for its dense globe shape, fragrant flowers and ornamental fruit; best if planted away from lawn areas
 
Landscape Care:
Watering a regular, deep soak; avoid constantly water-saturated soils; established trees can survive some drought
Fertilizing 3X annually (spring/early summer, fall) mostly N, + Fe, Zn
Pruning selectively head back errant branches on young trees to develop full canopy; older trees need very little pruning
Pests/Diseases aphids, spidermite, scale, mealybug, snails, slugs, root rot
Special Conditions/Other best 'table' orange; Valencia best for juice
 
Origin: China
Family: Rutaceae

Notes:
 
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