Rhododendron columbianum
TAXONOMY
FamilyEricaceae
GenusRhododendron
Zone5
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Rhododendron columbianum, commonly known as the Western Labrador Tea, is a shrub native to the temperate regions of North America. It belongs to the Ericaceae family and the Rhododendron genus. This plant thrives in cool, moist environments and is often found in bogs and wetlands. It has a dormancy period during the winter months.
ALSO KNOWN AS
Columbia Azalea
OVERVIEW
VPDCalculate
WaterWet
SoilLoamy
LightIndirect Bright (6 Hours)
Temperature15° C
Humidity60%
Dormancy3 Months
pH4.5
Pressure1,013 mbar
DETAILS
Care Instructions
Rhododendron columbianum requires indirect bright light and moderate temperatures. It prefers high humidity and should be watered regularly to keep the soil evenly moist. Avoid letting the soil dry out completely. This plant is best suited for outdoor growth in temperate climates.Soil
This plant prefers loamy soil that is well-draining yet retains moisture. The soil should be acidic with a pH around 4.5. Ensure good drainage to prevent waterlogging, which can harm the roots.Fertilizer
Use a balanced fertilizer with a nutrient composition of 10-10-10. Fertilize during the growing season, typically in spring and early summer, to support healthy growth.Repotting
Repot Rhododendron columbianum every 2-3 years or when it outgrows its current container. Choose a slightly larger pot with good drainage. Repot in early spring before the growing season begins.Propagation
Propagate this plant through semi-hardwood cuttings taken in late summer. Dip the cuttings in rooting hormone and plant them in a well-draining soil mix. Keep the cuttings in a humid environment until they establish roots.Pruning
Prune Rhododendron columbianum after it has finished flowering. Remove dead or diseased branches and shape the plant to maintain its desired form. Regular pruning helps promote healthy growth and flowering.Toxicity
Rhododendron columbianum is toxic to pets and humans if ingested. All parts of the plant contain grayanotoxins, which can cause symptoms such as nausea, vomiting, and dizziness. Keep this plant out of reach of children and pets.REVOLUTIONIZE YOUR PLANT CARE
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