PlotPal

Thai Basil

Thai Basil is listed botanically as Ocimum basilicum var. thyrsiflora. Warm-season basil with narrow green leaves, purple stems, and a distinctive anise-clove aroma. Thai basil thrives in heat and is best harvested frequently to keep plants branching and producing tender leaves. PlotPal's canonical care record lists full sun and moderate water needs. PlotPal currently carries Thai Basil as an outdoor growing and herb reference. Growing note: Plant after frost once nights are warm. Give full sun, fertile well-drained soil, and steady moisture. Pinch stem tips often to encourage branching, and remove flower spikes if leaf production is the priority. Harvest regularly rather than stripping the plant all at once. Propagation or sowing note: Start indoors or direct sow after frost Plant-health prevention note: Provide airflow, avoid prolonged wet foliage, rotate basil plantings, and remove plants showing severe wilt or mildew symptoms. Pest-prevention note: Inspect tender growth frequently, handpick larger beetles, reduce slug hiding places, and encourage beneficial insects around the herb bed. The current reference lists an average harvest time of about 60 days, where harvest timing applies. Common pests in the reference include Aphids, Japanese beetles, Slugs. Common plant-health issues in the reference include Downy mildew, Fusarium wilt, Leaf spot. Use this guide as practical growing context, then adjust decisions to the actual weather, soil, container or bed, variety, and conditions in your garden.