Also known as Bougainvillea Golden-Rain Tree · Chinese Flame Tree · Goldenrain-Tree
Goldenrain Tree (Koelreuteria bipinnata) is a deciduous tree known for its vibrant yellow flowers and decorative seedpods, blooming in summer.
At-a-glance light, water, soil, and growing conditions from plant data
Full Sun
100% intensity
Prefers full sun for best flowering and growth. Can tolerate partial shade but may flower less profusely.
Moderate
50% intensity
Water regularly when young, less when established. Allow soil to dry slightly between waterings.
Loam, Sand, Clay, Well-drained
50% intensity
Moderate
50% intensity
Prefers temperate climates. Tolerates heat and moderate cold once established. Protect young trees from severe frost.
Low
25% intensity
Fertilize lightly in spring with a balanced, slow-release fertilizer. Mature trees need little to no supplemental feeding.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Non-toxic
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Water regularly, especially during the first few years and dry spells. Allow the soil to dry out slightly between waterings. Once established, Goldenrain Trees are quite drought-tolerant.
Avoid overwatering, which can lead to root rot. Ensure good drainage for optimal health.
Prune to shape the tree and remove dead, damaged, or crossing branches. The best time for structural pruning is late winter or early spring before bud break.
Light pruning can also be done after flowering to tidy up the canopy and remove spent flower clusters.
Propagate from seeds sown in autumn or after stratification. Seeds require a period of cold, moist stratification to germinate. Softwood cuttings can be taken in early summer and rooted under humid conditions.
Grafting is also a successful method for cultivar propagation.
Repot young Goldenrain Trees every 2-3 years, or when root-bound, typically in early spring. Use a well-draining potting mix. For mature trees, repotting is rarely necessary unless the tree is being transplanted.
Ensure the new container 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 Goldenrain Tree (Koelreuteria bipinnata)
Where Goldenrain Tree (Koelreuteria bipinnata) is found
Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Sapindales |
| Family | Sapindaceae |
| Genus | Koelreuteria |
| Species | Koelreuteria bipinnata |
Similar in genus Koelreuteria
Answers based on plant encyclopedia data
