Ajwain Plant Care
Trachyspermum ammi Sprague
Updated · Sources · How we source care data
Ajwain or ajowan —also known as ajowan caraway, thymol seeds, bishop's weed, or carom—is an annual herb in the family Apiaceae. Both the leaves and the seed‑like fruit of the plant are consumed by humans.
Full sun to partial shade
At a glance
How do you care for Ajwain?
Ajwain grows best in full sun to partial shade.
What Is the Ajwain?
Ajwain (Trachyspermum ammi) belongs to the Apiaceae family within the Trachyspermum genus. Ajwain is also known as Carom Seeds, Bishop's Weed.
Ajwain displays a low-growing herbaceous plant growth habit, reaching up to tall with a spread of approximately . Ajwain produces small white or pink umbels.
What Light Does the Ajwain Need?
Ajwain thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Soil Mix Works Best for a Ajwain?
Well-draining loamy soil with added compost for nutrients. Good drainage is essential for Ajwain to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Ajwain?
Repot every 1-2 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Ajwain?
Ajwain can be propagated through seeds, division of root clumps.
Is the Ajwain Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Ajwain, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Ajwain?
Ajwain is susceptible to aphids, spider mites, whiteflies. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
Keep exploring plants
Ajwain is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Trachyspermum genus (family Apiaceae) — search all Trachyspermum species in the plant lookup.
Ajwain thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Trachyspermum ammi Sprague, family Apiaceae (first published in Bull. Misc. Inform. Kew 1929: 228 (1929)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Ajwain, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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