Santolina chamaecyparissus, commonly known as cotton lavender or gray santolina, is a subshrub in the family Asteraceae. Native to the Mediterranean region, it is known for its aromatic, silver-gray foliage and bright yellow button-like flowers. The plant prefers temperate climates and has a dormancy period during the winter months.
Cotton lavender thrives in full sun and requires well-drained soil. It prefers moderate temperatures and low humidity. Water the plant sparingly, allowing the soil to dry out almost completely between waterings. It is a hardy plant that can tolerate drought conditions once established.
土壌
Santolina chamaecyparissus prefers well-drained loamy soil. It can tolerate poor soil conditions but thrives best in soil that has good drainage. Avoid waterlogged conditions as they can lead to root rot.
肥料
This plant does not require regular fertilization. If desired, a light application of a balanced fertilizer in the spring can promote growth, but it generally does well in nutrient-poor soils.
植え替え
Repotting is not typically necessary for this plant as it is usually grown outdoors. However, if grown in a container, repot every 2-3 years to refresh the soil and provide more space for root growth.
伝搬
Santolina chamaecyparissus can be propagated by cuttings or division. Take semi-hardwood cuttings in late summer or early autumn. Alternatively, divide the plant in spring or autumn to create new plants.
剪定
Pruning is beneficial for maintaining the shape and health of the plant. Prune in early spring to remove any dead or damaged growth and to encourage a compact, bushy form. Light pruning after flowering can also help maintain its shape.
毒性
Santolina chamaecyparissus is not known to be toxic to pets or humans. However, as with all plants, it is best to prevent ingestion by pets and children.
追加
This plant is often used in herb gardens, rock gardens, and as a low hedge. Its aromatic foliage can repel insects, making it a useful companion plant in the garden.