Rosemary Herb Seeds Evergreen shrub with grey-green pinnate leaves. Height 30-60cm. Used for seasoning. Rosemary seed takes 15 to 25 days to germinate under ideal conditions. Plant the seed about 1/4 inch deep in a well-draining germination mix. Water thoroughly & place the seed tray on a heating mat. Only about 30 percent of the seeds can be expected to germinate even under the best conditions, so plant seeds thickly. Rosemary Herb Vegetable Seeds Rosmarinus Officinalis Variety 90 Easy To Grow Organic