Sunlight for অশ্বগন্ধা?

Full sun. Requires open, unshaded positions for adequate root biomass and withanolide accumulation. Tolerates intense subtropical insolation without scorch due to reflective stellate tomentum.

Water for অশ্বগন্ধা?

Low. Drought-adapted; prefers infrequent deep watering with full drying between cycles. Waterlogging rapidly causes root rot and must be avoided in cultivation beds.

Soil for অশ্বগন্ধা?

Sandy loam, well-drained. Performs best on light, well-drained sandy-loam to gravelly soils with pH 7.5–8.0. Heavy clay or poorly drained substrates suppress taproot development.

Temperature for অশ্বগন্ধা?

20–35 °C. Thrives in warm, dry conditions and tolerates brief frosts at the woody base. Sustained cold or high humidity reduces vigour and increases foliar disease.

What is অশ্বগন্ধা used for medicinally?

Root decoctions and powders used in Ayurveda as a rasayana (rejuvenative) and adaptogen; Unani and Siddha formulations for debility, stress, and reproductive tonics; Modern phytopharmaceutical extracts standardised to withanolide content

What does the scientific name Withania somnifera mean?

Withania: Named in honour of the 19th-century English palaeobotanist Henry T. M. Witham. somnifera: Means ‘sleep-bearing’, referencing the traditional sedative and restorative use of the root.

দিনের গাছ

Withania somnifera

অশ্বগন্ধাShrub

Withania somnifera (Solanaceae) is a tomentose perennial shrub of arid and semi-arid zones across the Indian subcontinent, Mediterranean, and Africa, cultivated for its withanolide-rich tuberous roots.

FamilySolanaceae

GenusWithania

NativeIndian Subcontinent

LifespanPerennial; typically 3–5 productive years in cultivation; longer in undisturbed wild populations

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