Alcea setosa, commonly known as the Bristly Hollyhock, is a perennial plant in the Malvaceae family. Native to subtropical regions, it is known for its tall, bristly stems and large, showy flowers that come in various colors. The plant typically enters a dormancy period during the colder months.
Alcea setosa thrives in bright, direct sunlight and prefers moderate temperatures. It should be watered when the soil is almost completely dry. The plant enjoys moderate humidity and should be protected from extreme cold.
土壤
This plant prefers well-draining loamy soil. It can tolerate a range of soil types but performs best in soil that is not too compacted. Good drainage is essential to prevent root rot.
肥料
A balanced fertilizer with a nutrient composition of 5-10-10 is recommended. Fertilize the plant during the growing season, typically every 4-6 weeks, to promote healthy growth and flowering.
换盆
Repotting is generally not necessary for Alcea setosa as it is typically grown outdoors. However, if grown in a container, repotting should be done in early spring before the growing season begins. Use a pot that is one size larger and ensure good drainage.
传播
Alcea setosa can be propagated by seeds or by division. Seeds should be sown in early spring, while division can be done in the fall or early spring. Ensure that each division has a healthy root system.
修剪
Pruning is beneficial for Alcea setosa to remove dead or damaged stems and to encourage bushier growth. Prune the plant in early spring before new growth begins.
毒性
Alcea setosa is not known to be toxic to pets or humans. However, it is always advisable to keep plants out of reach of pets and children to avoid any accidental ingestion.