Oregon goldthread (Coptis laciniata) is a small, evergreen perennial native to the Pacific Northwest, known for its delicate white flowers and bright yellow rhizomes.
At-a-glance light, water, soil, and growing conditions from plant data
Partial to Full Shade
25% intensity
Thrives in dappled shade or bright, indirect light. Avoid direct sun, which can scorch its leaves.
Consistent Moisture
75% intensity
Prefers consistently moist soil, mimicking its native woodland environment.
Humus-rich, Well-drained
50% intensity
Cool to Moderate
50% intensity
Prefers cool to moderate temperatures, ideally between 15-24°C. Protect from extreme heat and frost.
Light Feeding
25% intensity
A light application of diluted balanced fertilizer in spring is generally sufficient.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Keep the soil consistently moist but not waterlogged. Oregon goldthread thrives in damp conditions, mimicking its native forest floor habitat.
Water thoroughly when the top layer of soil begins to feel dry to the touch, especially during warmer months. Reduce watering slightly in winter to prevent root rot.
Pruning is generally not required for oregon goldthread. If necessary, remove any dead, damaged, or leggy stems in early spring before new growth begins.
The goal is to maintain a natural, creeping habit and to improve air circulation within the foliage.
Propagation is typically done by division of established clumps in early spring or fall. Carefully separate rhizomes with at least one growth bud attached.
Alternatively, softwood cuttings can be taken in late spring and rooted in moist, well-draining potting mix.
Repot oregon goldthread every 2-3 years, or when the plant becomes root-bound. Spring is the ideal time for repotting, just as new growth emerges. Use a well-draining, humus-rich potting mix.
Ensure the new pot provides adequate space for the creeping rhizomes.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Oregon Goldthread (Coptis laciniata)
Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Ranunculales |
| Family | Ranunculaceae |
| Genus | Coptis |
| Species | Coptis laciniata |
Similar in genus Coptis
Answers based on plant encyclopedia data
