Keep well watered and fertilized. Pinch growing tips to force it to grow bushy. Keep flowers pinched off for best leaf production. This plant seems to prefer hot, humid conditions.
Easiest to grow from cuttings. Put a cutting in water after removing some lower leaves. The nodes will grow roots in water. When roots are more than an inch long, pot it in soil.
Try to aim for a seed spacing of at least 0.5 inches (1.27 cm) and sow at a depth of around 0.12 inches (0.3 cm). Soil temperature should be kept higher than 15°C / 59°F to ensure good germination.By our calculations*, you should look at sowing Thai Basil about 42 days before your last frost date .
Plant out when air and soil temperatures are warm.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Thai Basil is a tender plant.Cut and come again.
These estimates for how long Thai Basil takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.
Average 7 days | Min 3 days | Max 18 days (35)
Average 30 days | Min 21 days | Max 62 days (7)
Average 92 days | Min 74 days | Max 110 days (8)
Our when to plant Thai Basil estimates are relative to your last frost date.
Horapha, bai horapha (Thai), โหระพา (Thai)
Ocimum basilicum var. horapha, Ocimum basilicum 'Horapha', Ocimum tenuiflorum