Jun 11, 2026 / By Anas Heaba / in Growing Guides
Rosemary is a native of the Mediterranean basin, which is exactly the climate Egypt sits on, so it is one of the easiest perennial herbs to settle into an Egyptian garden or balcony. It is a drought-tolerant, frost-tender shrub that, once established, thrives through the hot, dry summer with very little attention. Its aromatic evergreen leaves are used fresh or dried in cooking, and a single well-placed plant can supply your kitchen for years. The only real challenge here is not winter cold but summer heat during the early stages, when young seedlings are easily scorched.
Rosemary germinates best when temperatures sit around 18-24 degC, so timing your sowing matters more than anything. Sow seed in nursery trays in autumn (October-November) or in late winter (February), when air and soil temperatures are in that comfortable range. Avoid the hot May-September window, when surface temperatures climb well above the optimum and tender seedlings dry out and die. Set transplants out in autumn or early spring so the roots can establish before peak summer. Egypt's mild winters pose little frost risk, as rosemary tolerates down to about -9 degC. In the Delta, with its cooler, more humid air, favour autumn sowing but prioritise sharp drainage and wide spacing. In hotter, drier Upper Egypt the winter window is wider, but give seedlings light shade and steady water while they establish.
Rosemary is slow and difficult from seed, so start it indoors about 10-12 weeks before the last frost and sow extra seed to allow for the naturally low germination rate. Scatter the seed on the surface of a light, free-draining medium, press it in gently, and cover only very lightly (about 0.3 cm), since light aids germination. Keep the medium at roughly 18-21 degC; seedlings appear in about 14-21 days. Once they have around four true leaves, pot them on into individual containers, and move them outdoors only after the last frost. Grow in full sun in light, sandy or gravelly, well-drained soil at pH 6.5-7.0; rosemary does poorly in wet, heavy clay. Space plants grown as a long-lived perennial about 60-90 cm apart (at least 45 cm minimum), or roughly 20-25 cm if grown as a short-term annual.
Rosemary is a lean-soil plant and rarely needs feeding. Plants grown in the ground, especially in well-amended soil, generally need no fertilizer at all. For plants in containers, give a single sprinkling of a general-purpose granular feed once in late spring or early summer, starting from the second year onward. Avoid rich feeding: too much nitrogen pushes soft, sappy growth that is far more prone to disease.
During the first year, water regularly to keep the root ball moist while the plant establishes. After that first year, rosemary becomes genuinely drought-tolerant and needs only minimal watering. The biggest danger is overwatering: waterlogged soil causes root and crown rot, so never let the plant sit in standing water. Good drainage and free air movement also prevent powdery mildew, both of which are driven by excess moisture and crowding. Watch for rosemary beetle, sage and Ligurian leafhoppers, scale insects and spittlebugs. Each year, after the flowers fade, trim the plant lightly to keep it compact, but never cut back into old, leafless wood, which usually fails to reshoot.
You can cut rosemary leaves at any time during the growing season. The soft new growth of late spring and summer has the best flavour. Seed-grown plants take several years to reach full harvestable size, so be patient with young plants. If you want to dry sprigs, harvest them before the plant flowers, then hang them in a warm, dark, well-ventilated place until crisp.
Because rosemary's low germination rate means you should always sow extra, start with good fresh seed. At tna W rna you can pick up بذور روز ماري (Rosemary seeds) for a small first batch, or go with the larger Rosemary Seeds (بذور روزماري) pack if you plan to raise several plants or share with friends. Both are well suited to autumn or late-winter sowing in Egyptian conditions, and starting more than you need is the surest way to end up with a few strong, lasting plants.
Jun 11, 2026 by Anas Heaba
Jun 11, 2026 by Anas Heaba
