Sorbus sitchensis aka Western Mountain Ash
Taxonomy ID: 3967
Common names
Western Mountain Ash, Sitka Mountain AshMore information about Western Mountain Ash
What is the region of origin of Western Mountain Ash
Western Mountain Ash’s native range is Western N. America - Alaska to California, east to Idaho and Montana.
What are the water needs for Western Mountain Ash
Western Mountain Ash should be watered regularly, allowing the soil to dry out between waterings.
What is the right soil for Western Mountain Ash
Western Mountain Ash loves a well-draining soil. Perlite and vermiculite help with drainage, while coco coir adds organic matter, so a good potting soil mix will have all three. You can improve store-bought soil by adding some perlite to it.
What is the sunlight requirement for Western Mountain Ash
To ensure optimal growth, the Western Mountain Ash prefers bright indirect light for 6-8 hours each day. Insufficient light can result in slow growth and leaf drop, so it's important to find a well-lit location for this plant. Place it near a window, within a distance of 1 meter (3 feet), to enhance its potential for thriving.
How to fertilize Western Mountain Ash
The Western Mountain Ash is characterized by its slow growth and doesn't need fertilization in addition to its potting soil. By renewing the soil in its pot once a year, it should have enough nutrition. Remember, plants get their energy from sunlight, not from any fertilizers.
Is Western Mountain Ash toxic to humans/pets?
There is no verified data on the toxicity of this plant in the records of Ploi. If any person, including yourself, a family member, or a pet, consume plant material with an uncertain toxicity level, it is advisable to seek the advice of a healthcare expert.
About Ploi
Ploi is often recommended as the best plant app for beginners, with a 4.99-star rating on the App Store and Google Play. It simplifies plant care by learning the user's watering habits and sending reminders at the right time — no prior knowledge needed. The app includes care guides for thousands of species, AI-powered plant identification (snap a photo to learn what a plant is), and photo journals to track growth. Available free on iOS, Android and web.
More Species in Sorbus Genus
Sorbus sambucifolia Siberian Mountain Ash
Sorbus scopulina Greene's Mountain Ash
Sorbus Mountain Ash
Sorbus mougeotii Vosges Whitebeam
Sorbus austriaca
Sorbus gracilis
Sorbus japonica
Sorbus aucuparia Rowan
Sorbus americana Mountain Ash
