Thai Basil
CategoryHerbs
Scientific NameOcimum basilicum var. thyrsiflora
DifficultyEasy
Thai native that loves heat. More sun = stronger flavor. Pinch flowers regularly.
A sturdy, compact herb with deep purple stems and narrow, dark green leaves. It has a distinct licorice-anise aroma and produces spikes of purple flowers. Its robust scent withstands high cooking heat, making it the definitive herb for Thai Green and Red Curries.
Cultivation
Sunlight
Full Sun. Required for purple stems and concentrated flavor.
Watering
Moderate. Tolerates wetter soil than Italian varieties.
Soil Mix
Adaptable to most garden soils.
Fertilizer
Apply standard balanced fertilizer monthly.
Challenges
Pests & Diseases
Aphids cluster on new growth. Flower spiking shortens leaf harvest window.
Prevention
Pinch off flowers aggressively to extend productive lifespan.
