Laurel

Salix pentandra

Salicaceae · broadleaf · introduced

Quick Facts

Height

30–45 ft

Growth Rate

Fast

Light

Sun to Part Shade

Soil

Wet Tolerant

Water

High

Hardiness

Zone Zones 3a–8b

Bloom Time

Jun 15-Aug 15

Origin

Europe

Phenological Calendar

Stage	Typical Window	What to Look For
Bud break BBCH 07	Feb 15-Mar 15	Buds swelling and beginning to open; first green tissue visible
Leaf emergence BBCH 11	Mar 1-Apr 1	First leaves fully unfurled on new growth
Bloom start BBCH 61	Jun 15-Aug 15	First open flowers visible; flowers yellow
Bloom end / petal fall BBCH 69	Jul 15-Aug 31	Last petals falling; flower structures fading
Fruit/seed development BBCH 71	Mar 15-May 31	Fruit or seed structures forming; fruit color: brown
Fruit/seed maturity BBCH 85	Sep 1-Nov 30	Fruit fully colored and ripened; seed dispersal may begin
Fall color / leaf senescence BBCH 93	Oct 1-Nov 15	Leaves changing color; fall display beginning
Dormancy BBCH 97	Nov 15-Feb 28	Leafless; no active growth; dormant buds set

Diseases (8)

Physiological shothole

Cytospora spp. (synonyms: Leucostoma, Valsa) Canker

Rhizobium radiobacter (formerly Agrobacterium tumefaciens) Crown Gall

Various fungi (Phyllosticta spp., Septoria spp., Cercospo... Leaf Spot

Chondrostereum purpureum Silver Leaf

Twig Blight (Scab)

Limb and Wood Decay

Thekopsora minima and Naohidemyces vaccinii Rust

Pests (18)

Carnation tortrix

Bacterial twig blight

Marssonina leaf and twig spot

Twig blight (Venturia)

Poplar and willow borer

Spiny elm caterpillar

Cinara occidentalis, Cinara abietis Aphid

Acanthococcus azaleae Azalea bark scale

Lepidosaphes ulmi Oystershell scale

Spiny elm caterpillar (mourning cloak butterfly)

Malacosoma spp. Tent caterpillar

Willow beaked-gall midge

Giant willow aphid