Sabal uresana

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Plant
ID 667 Sabal uresana
Botanic Name Sabal uresana
Common Name Sonoran Palmetto
Family Name Arecaceae
Cultivars syn. Inodes uresana
Origin N.W. Mexico, Zone 9-12
Growth Type Palm / Cycad
Bark Type Leaf scars or bases
Foliage Type Evergreen Water Use Medium
No. of Species 14
Growth Habit Standard Growth Rate Slow
Height 8 - 18 m (27 - 60 ft) Spread 7 m (23 ft)
Plant Overview
This fan palm has a single trunk with persistent split leaf bases and forms a dense rounded crown. The grey-green fronds are deeply divided and the creamy cup-shaped flowers appear in a large cluster amongst the foliage during spring, followed by black fruit.
Leaf
Type Compound Additional Information
Shape Costapalmate
The arching silvery-blue to grey green costapalmate fronds are up to 2.5 m (8 ft) wide and have stiff spreading segments that tend to droop at the tips. They are accompanied with a few cotton-like threads.
Arrangement Spiral
Margin Entire
Colour Silvery blue
Size 1800 - 2500 mm ( 70.9 - 98.4 in )
Flower
Perfume Odorless Additional Information
Shape Cyathiform
The small 7 mm (¼ in) wide creamy-white cyathiform flowers are bisexual with 3 fused sepals and 3 fused petals. They are arranged in a large panicle that appears in the leaf bases during early summer.
Inflorescence Panicle
Colour Creamy white
Size 4 - 7 mm ( 0.2 - 0.3 in )
Flowering in
(Southern Hemisphere)
Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec
Fruit
Type Drupe Additional Information
Colour Black
The 18 mm (7/8 in) diameter spherical drupe has a thin dry mesocarp and contains a thin black seed.
Edible No
Bird Attractive Yes
Size 12 - 18 mm ( 0.5 - 0.7 in )
Fruiting in
(Southern Hemisphere)
Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec
Environment & Cultivation
Natural Soil Well drained, poor-fertile, moist-dry sandy soil, acidic-alkaline pH 6.0-8.0
Container Tubs, planter boxes, under glass in cold regions
Climate Sub-tropical
Aspect Full sun, open to exposed position, drought-heat and light frost tolerant
Pest & Diseases Palm leaf-scab, leaf blight, fungal leaf spots, fusarium wilt, red spider mite
Fertiliser Mulch the soil to keep root zone cool and moist during summer, apply complete fertiliser in spring
Pruning Not normally required, remove spent foliage
Cultural Uses Propagation
The Sonoran Palmetto is grown for its foliage and growth habit. It is planted in parks or large gardens as a specimen or used for a tropical effect around a large water feature. It tolerates warm temperate regions (zone 9).
Sow ripe seeds in a well-drained media and maintain a temperature of 19 to 27 C (66 to 81 F). Germination takes up to 3 months.
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