Start in spring 10–12 weeks before last frost in greenhouse or cold frame in well drained mix with Perlite or sharp sand, mist do not let dry out. Germination can be erratic, as low as 30 percent, sow 5 seeds together. Pot up and grow in greenhouse over the first winter. Transplant to permanent location in late spring or early summer. Most commonly grown from cuttings of young shoots 4–6”, stripping a few leaves from the bottom, in spring can be rooted in Perlite or sand in a greenhouse usually within 3–4 weeks. Rosemary cannot grown in the shade or standing water. It prefers dry to moist soil and can tolerate drought. Surface sow, press into soil, do not cover. Soil pH 5.6-7.8. Hardiness zones 8-10. Perennial.
Usual seed life 5-20 years.
Planting Depth
surface requires light
Soil Temp. Germ.
70˚FDays to Germ.
14–28Plant Spacing
2–3’Row Spacing
5-7’Days To Maturity
3 yearsFull Sun,
Moist Well Drained