Sunlight for Holy Basil?

Full sun to partial shade. Performs best with 5–7 hours of direct sun; tolerates a half-day of shade in hot summers. Insufficient light produces lanky stems and weakens aroma.

Water for Holy Basil?

Moderate. Water when the top 2 cm of soil dries; avoid waterlogging. Reduce in winter. Overwatering is the single most common cause of tulsi decline.

Loamy, well-drained. Loose, well-aerated loam with neutral pH 6.0–7.5 enriched with composted manure. Heavy clay or compacted soils suppress root mass.

Temperature for Holy Basil?

20–35 °C. Thrives in warm humid air; below 10 °C foliage yellows and drops. Bring potted plants indoors during North Indian winters.

What is Holy Basil used for medicinally?

Leaf decoctions for cough, cold, and bronchial congestion in Ayurveda; Adaptogen for stress, fatigue, and immune support; Antimicrobial mouth rinse and skin wash

What does the scientific name Ocimum tenuiflorum mean?

Ocimum: From the Greek ŌKIMON, an old name for basil, used by Theophrastus. tenuiflorum: Means 'slender-flowered', referencing the narrow tubular corolla.

Plant of the day

Ocimum tenuiflorum

Holy BasilHerb

Ocimum tenuiflorum, revered as Tulsi, is an aromatic perennial herb of the mint family worshipped across the Indian subcontinent and prized in Ayurveda for its eugenol-rich foliage and adaptogenic properties.

FamilyLamiaceae

GenusOcimum

NativeIndian Subcontinent

LifespanPerennial; typically 2–3 productive years before woody senescence

Botanical Information

Scientific NameOcimum tenuiflorum

Common NameTulsi

FamilyLamiaceae

GenusOcimum

Physical Characteristics

Blooming Information

Environmental Information

Pests & Diseases

Aphids
Whiteflies
Spider mites
Mealybugs
Thrips

Leaf spot
Root rot
Powdery mildew
Rust

Additional Notes Hibiscus rosa-sinensis is the national flower of Malaysia and a popular ornamental plant used in hedges, borders, and containers.