French Basil Seeds

French Basil is the classic sweet basil prized for its warm, clove-and-anise aroma and gentle sweetness on the palate. It forms broad, glossy bright-green leaves with a softly cupped, rounded shape that release their fragrance the moment you brush against the plant. This is the basil of the Mediterranean kitchen: tear it fresh over tomatoes and mozzarella, blend it into a vivid pesto, or stir it into pasta sauces and summer salads. Its lush, leafy habit also makes it a handsome, fragrant addition to a sunny windowsill or balcony pot.

Planting

French Basil is a warm-season annual that is sensitive to frost, so timing matters. You can start seed indoors about 6 to 8 weeks before the last spring frost, or sow and transplant outdoors only once all danger of frost has passed and the soil has warmed — wait until nighttime temperatures stay reliably above 10 C. Sow the seed roughly 0.6 cm deep. Germination usually takes about 5 to 10 days, and is best when the soil or media temperature sits around 18 to 21 C, with good results at about 20 C. Give plants a spot in full sun with at least 6 to 8 hours of bright light a day; they tolerate part sun but truly thrive in a warm, sheltered, sunny position. Thin or transplant seedlings to their final spacing once they have developed 2 to 3 pairs of true leaves — about 15 to 30 cm apart for full-size plants, or a closer 10 to 20 cm for cut-leaf production, with direct-sown rows around 45 cm apart. Indoor-started seedlings can move outside about 6 weeks after sowing, once frost has passed.

Fertilizing

Basil grown in good ground soil often needs no added feed at all. Where you do feed, work in a low-nitrogen starter fertilizer before planting, such as a 5-10-5 or 5-10-10 blend. If growth slows around 2 months after planting, side-dress with a nitrogen feed using roughly 0.1 to 0.2 kg of calcium nitrate per row section. For container plants, a diluted balanced liquid feed every 3 to 6 weeks keeps them productive; an organic-based balanced feed works well, and high-potassium feeds are best avoided.

Care

French Basil is not drought tolerant and likes a fairly constant supply of soil moisture, so keep the soil evenly moist. Water deeply about every 7 to 10 days — more often for containers — and water at the base in the morning, avoiding wet foliage to help limit disease. Watch for downy mildew (fluffy growth on the leaf undersides), Fusarium wilt, gray mould, bacterial leaf spot and damping-off, along with pests such as aphids, slugs and snails, spider mites, whiteflies, Japanese beetles and leafhoppers; base watering and dry leaves go a long way toward preventing downy mildew. Start picking young leaves as you need them and pinch the shoot tips at least weekly to keep the plant bushy. For the best flavour, harvest just before flowering and pinch out flower buds as they appear, since plants that flower turn woody and the leaves grow bitter. For a full cut, take the plant back to about 10 to 15 cm above the ground to encourage fresh regrowth, and harvest in the cool of the early morning.

Growing in Egypt: Because French Basil is heat-loving but frost-tender, the real risk in Egypt is cold nights below about 10 C rather than the summer heat. In the Nile Delta and Lower Egypt, start seed under protection or in a seedbed in late January to February and transplant out in March to April once nights are reliably above 10 C, for a long cutting season from June into October; avoid sowing into the cold of mid-winter. In warmer Upper Egypt the frost-free window is wider, so transplanting can begin a little earlier (late February to March) and a second autumn crop is possible — just provide steady moisture and some afternoon relief during the most intense summer weeks. The Egyptian spring naturally lands on basil's ideal germination range of 18 to 21 C, while peak summer is the main harvest period before the plants flower.