Also known as Siberian Rhododendron · Yellow-Flower Rosebay · Yellow-Flowered Rosebay
Safety note: This plant may be toxic to humans and pets. See toxicity details.
Rhododendron aureum, a stunning evergreen shrub, features large, golden-yellow flowers. Native to mountainous regions, it thrives in cool, moist conditions and acidic soi
At-a-glance light, water, soil, and growing conditions from plant data
Partial Shade
50% intensity
Prefers dappled shade or morning sun with afternoon shade. Protect from intense direct sun.
Consistent Moisture
75% intensity
Keep soil evenly moist, but avoid waterlogging. Roots should not dry out.
Acidic, well-drained, rich in organic matter
50% intensity
Moderate
50% intensity
Thrives in cool to temperate climates. Protect from extreme heat and harsh winter winds.
Acidic
50% intensity
Use an acidic fertilizer formulated for rhododendrons in early spring. Avoid over-fertilization.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | Yes 5/5 intensity |
| Toxic for pets | Yes 5/5 intensity |
| Edible | No |
Contains grayanotoxins, which can cause vomiting, diarrhea, low blood pressure, and cardiac arrhythmias if ingested.
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water Rhododendron aureum consistently, keeping the soil evenly moist but not waterlogged. Avoid letting the roots dry out completely, especially during hot, dry periods.
In containers, check moisture levels more frequently. Reduce watering slightly in winter when the plant is less active.
Prune Rhododendron aureum after flowering to maintain shape and size. Remove any dead, damaged, or crossing branches. Light pruning can encourage bushier growth.
Avoid heavy pruning, as rhododendrons bloom on old wood and significant cuts can reduce the next year's flower display.
Propagate Rhododendron aureum by semi-hardwood cuttings taken in mid-summer. Select healthy shoots, cut them below a leaf node, and dip the base in rooting hormone.
Plant in a well-draining, acidic potting mix and keep moist and humid until roots form.
Repot container-grown Rhododendron aureum every 2-3 years, or when the plant becomes root-bound. Use a loose, acidic potting mix that drains well. Repot in spring before new growth starts.
Ensure the new pot is only slightly larger than the current one.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Rhododendron Aureum (Rhododendron aureum)
Where Rhododendron Aureum (Rhododendron aureum) is found
Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Ericales |
| Family | Ericaceae |
| Genus | Rhododendron |
| Species | Rhododendron aureum |
Similar in genus Rhododendron
Answers based on plant encyclopedia data
