How To Care For Rosemary Plant. When I first bring a rosemary plant home from the greenhouse I like to transplant it into a slightly larger pot that has good drainage holes. Use a soil mix of compost or potting soil and sand to ensure the optimal drainage conditions.
Rosemary plants can be grown by directly sowing seeds or planting the stem cutting into the soil. How to Revive Rosemary in Pots. Cuttings grow quickly in good conditions and should be ready for outdoor planting in about 8 weeks.
Although reasonably hardy plants may suffer.
The more alkaline the soil the more fragrant the rosemary. Ensure the pot has drainage holes at the base and do not use a drip tray under the pot as this can keep the soil damp. Rosemary can suffer from root rot in waterlogged soil. Therefore its strongly recommended to start new rosemary plants from cuttings taken from established plants.