Sorbus sitchensis — an easy houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Sorbus sitchensis

Sorbus Sitchensis

Updated · 2 observations
ON THIS PLANT

Sorbus sitchensis, commonly known as western mountain ash and Sitka mountain-ash, is a small species of shrub of northwestern North America.

A note from PlantMom

Sitka mountain-ash shows strong resistance to disease and is usually not susceptible to illnesses. Regarding care, this plant is fairly low-maintenance. Planted outside, it needs very little watering, and larger specimens typically do not require pruning. Smaller plants, however, should be pruned after they finish blooming. Sitka mountain-asht is appropriate for anyone with an outdoor area, like a garden or deck, and does not demand extensive gardening experience.

— PlantMom
CARE GUIDE

How to keep Sorbus Sitchensis.

Light

The sitka mountain-ash grows best with plenty of sunshine and can do reasonably well in locations with moderate sun exposure. Native to sun-rich regions, its growth is significantly improved by those conditions. However, overly intense light can hinder growth and damage the plant.

Water

Sitka mountain-ash is well-suited to dry conditions thanks to its ability to adapt to intermittent moisture. It typically requires watering every 2 to 3 weeks. This resilient plant thrives in various climate zones and needs even less water during its dormant period. These qualities make it ideal for outdoor environments where the weather fluctuates.

Temperature

Sitka mountain-ash naturally occurs in temperate regions and prefers temperatures between 41 and 89.6 °F (5 and 32 ℃). In hotter or colder areas, seasonal adjustments may be necessary to preserve ideal growing conditions.

Fertilizer

Proper timing is essential when fertilizing Sitka mountain-ash. Apply fertilizer starting in early spring and repeat monthly until early summer. Fertilizer promotes attractive blooms and supplies energy during both dormant and active growth periods.

Pruning

The deciduous shrub Sitka mountain-ash is known for its white flowers and red berries. To maintain its health and appearance, prune the shrub in early spring before new growth begins. Focus on removing dead or diseased branches and thinning out crowded areas. This practice improves air circulation and light penetration, which promotes healthier growth and leads to increased flowering and fruiting.

CHARACTERISTICS

Botanical profile.

Plant Type
Tree, Shrub
Life Cycle
Perennial
Genus
Sorbus
Family
Rosaceae
Hardiness Zone
5-7
Mature Height
0.91 m to 3.66 m
Mature Spread
3.05 m
Leaf Color
Green, Dark Green
Leaf Type
Deciduous
Flower Color
White
Flower Size
7.62 cm to 10.16 cm
Bloom Time
Mid spring, Late spring
Planting Time
Winter, Spring
Harvest Time
Late summer, Early fall, Mid fall
ALSO KNOWN AS

Other names.

en Sitka Mountain-ash en Western Mountain-ash en Pacific Mountain-ash
ALSO IN THE LIBRARY

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