Willow
Salicaceae TREE OUTDOOR Placement

Willow

Salix

Identified By Unknown Guest

Willows, also known as sallows and osiers, form the genus Salix, comprising around 400 species of deciduous trees and shrubs, found primarily on moist soils in cold and temperate regions of the Northern Hemisphere.

Also known as: Sallow Osier

Growth & Dimensions

Height 150 - 2500 cm
Width 150 - 2000 cm
Growth Rate Fast
Care Level Easy
Lifespan Perennial

Ideal Environment

Temperature -30°C - 35°C
Sunlight Hours 6 - 12 hrs/day
Sun Exposure Full sun
Soil pH 5.5 - 7.5
Watering Interval 3 - 7 days
Humidity 40.00% - 90.00%
USDA Zone 4a - 9b

Temperate Northern Hemisphere

Climate: Cool to warm temperate regions with access to ample moisture or groundwater.

Soils: Clay Loam Silt
Annual Rainfall: 700 - 2000 mm

Native Regions

North America
Europe
Asia

Care Guide

Watering

Willows thrive in consistently moist soils. Water regularly, especially during dry spells, as they naturally grow near water sources.

Sunlight

Plant in full sun to partial shade. They perform best and develop the strongest growth when receiving at least 6 hours of direct sunlight daily.

Soil and Fertilizer

Prefers rich, evenly moist loam or clay soils. Generally does not require heavy fertilization unless the soil is particularly poor.

Pruning

Prune in late winter or early spring while the tree is dormant to remove dead, damaged, or crossing branches and shape the canopy.

Propagation Methods

Cutting

Willow branches root extremely easily. Take hardwood or softwood cuttings and push them directly into moist soil or water where they will quickly develop roots.

Common Diseases & Pests

Willow Anthracnose

Fungal
Symptoms:

Dark brown or black spots on leaves, twig dieback, and premature defoliation.

Treatment:

Remove and destroy infected leaves and branches. Apply appropriate fungicides if severe.

Prevention:

Ensure good air circulation and avoid overhead watering.

Willow Rust

Fungal
Symptoms:

Yellow or orange pustules on the undersides of leaves.

Treatment:

Prune out heavily infected areas and apply a fungicide if necessary.

Prevention:

Clear away fallen infected leaves in autumn to reduce spore overwintering.

Properties & Benefits

Bears Fruit Used for Tea/Tisane

Uses & Health Benefits

Pain Relief

Willow bark contains salicin, which has been used historically for centuries to relieve pain, reduce inflammation, and lower fevers.

Precautions: Avoid use in individuals allergic to aspirin or children with viral infections due to Reye's syndrome risk.

Key Nutrients / Compounds

Salicin rich in Varies by species (1% - 11% in bark)

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