Cautions. Any risk factor for hemorrhage (eg, subacute bacterial endocarditis, blood dyscrasias, menorrhagia, dissecting aneurysm, major surgery, spinal anesthesia, hemophilia, GI ulcerative lesions, liver disease, impaired hemostasis).
How to Grow Rosemary â Harvesting. You can start to harvest your rosemary when it is 4 to 6 inches tall. However, do not prune it excessively until it is at least 8 to 10 inches tall. You can use rosemary directly out of your garden to add fresh seasoning to almost any dish.
You Must Use a Good Potting Mix. 1  Planting rosemary in raised bed filled with potting mix. 2  For your potted plants to grow a healthy root system, you must use good potting mix. Don't cut corners. 3  A good potting medium will hold water without letting it puddle up or drain completely through.