Water
Keep soil consistently moist, especially during the growing season. Water thoroughly when the top inch of soil feels dry. Reduce watering in cooler months.
Also known as Abraham, Isaac & Jacob · Abraham, Isaac And Jacob · Early-Flowering Borage
Trachystemon orientalis is a vigorous, spreading perennial herb with large, heart-shaped leaves and clusters of small, star-shaped blue flowers in early spring.
At-a-glance light, water, soil, and growing conditions from plant data
Prefers partial to full shade. Protect from harsh afternoon sun.
30% intensity
Tolerates morning sun.
Keep soil consistently moist, but avoid waterlogging. Water when the top inch of soil is dry.
70% intensity
Water regularly during the growing season.
Prefers moist, well-drained, fertile soil. Adaptable to various soil types.
50% intensity
Grows best in moderate temperatures. Can tolerate light frost.
60% intensity
Ideal range 15-25°C.
Outdoor, Indoor
50% intensity
Feed with a balanced liquid fertilizer in spring as new growth emerges.
40% intensity
Avoid over-fertilizing.
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 soil consistently moist, especially during the growing season. Water thoroughly when the top inch of soil feels dry. Reduce watering in cooler months.
Cut back dead foliage in late winter or early spring before new growth emerges. Remove spent flowers to encourage a tidier appearance, though this is not essential for flowering next year.
Easily propagated by division of clumps in spring or autumn. Stem cuttings can also be taken in late spring or early summer and rooted in moist soil or water.
For container-grown plants, repot every 2-3 years in spring into a slightly larger pot with fresh potting mix. Ensure good drainage.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Trachystemon (Trachystemon orientalis)
Where Trachystemon (Trachystemon orientalis) is found

Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Boraginales |
| Family | Boraginaceae |
| Genus | Trachystemon |
| Species | Trachystemon orientalis |
Answers based on plant encyclopedia data