Rhododendron aureum, a large evergreen shrub, features bright yellow flowers in late spring and early summer, making it a striking addition to woodland gardens.
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Sunlight
Prefers partial shade, especially protection from hot afternoon sun. Dappled sunlight or morning sun is ideal.
Watering
Keep soil consistently moist but not waterlogged. Water deeply when the top inch of soil feels dry.
Soil
Requires acidic, well-drained, humus-rich soil. Amend heavy clay soils with compost and grit. Avoid alkaline conditions.
Temperature
Thrives in cool to moderate temperatures, with an ideal range of 10-20°C.
Habitat
Outdoor, Greenhouse
Fertilizer
Feed in early spring with a balanced, slow-release fertilizer for acid-loving plants.
Prefers partial shade, especially protection from hot afternoon sun. Dappled sunlight or morning sun is ideal.
Avoid full sun and deep shade.
Keep soil consistently moist but not waterlogged. Water deeply when the top inch of soil feels dry.
Reduce watering in winter.
Requires acidic, well-drained, humus-rich soil. Amend heavy clay soils with compost and grit. Avoid alkaline conditions.
Thrives in cool to moderate temperatures, with an ideal range of 10-20°C.
Protect from extreme heat and frost.
Outdoor, Greenhouse
Feed in early spring with a balanced, slow-release fertilizer for acid-loving plants.
Avoid over-fertilizing.
Plant Type
Shrub
Plant Category
Flowering, Ornamental
Plant Place Type
Ground, Garden, Pot
Plant Environment
Outdoor, Greenhouse
Lifespan
Perennials
Plant Height
2-4 m
Spread
2-4 m
Growth Rate
Slow to Moderate
Dormancy
None
Leaf Color
Green
Leaf Type
Evergreen
Flower Size
5-7 cm
Toxic for humans
Yes
Rating: 4/5
Toxic for pets
Yes
Rating: 5/5
Edible
No
All parts of Rhododendron aureum are toxic if ingested, containing grayanotoxins that can cause vomiting, diarrhea, and cardiovascular issues in pets and humans.
