Overview:
Crassula septas Thunb. is a succulent plant belonging to the family Crassulaceae. It is widely distributed in southern Africa, specifically in South Africa, Lesotho and Swaziland. This plant goes by the common names of Cathy's curse, silver jade plant, and silver dollar plant
Appearance:
Crassula septas Thunb. is a perennial and evergreen succulent that can grow up to 1 to 2 feet tall and spread out to approximately 2 feet wide. This plant has fleshy, silver-green leaves that grow in a rosette pattern and are covered in fine hairs, giving the plant a fuzzy appearance. The leaves are round and flat and can grow to be 1-2 inches wide. The silver-green leaves contrast nicely with the plant's pink/red stems and small white flowers in the summer months.
Uses:
Crassula septas Thunb. is commonly grown as a houseplant and is suitable for succulent gardens and rock gardens. The plant is drought-tolerant and can survive in low light conditions, making it very low maintenance and easy to care for. In traditional South African medicine, the plant is believed to have healing properties and is used to treat various ailments, including stomach aches and fever.
Cultivation:
Crassula septas Thunb. prefers bright, indirect light and well-draining soil. It is sensitive to overwatering, so adequate drainage is essential. It also prefers a dry environment, which is why it's commonly found in arid regions of southern Africa. The plant is propagated by stem or leaf cuttings and can also be grown from seed. It is a slow-growing plant and will typically only need to be repotted every few years when it outgrows its container.
Light Requirements
Crassula septas Thunb. requires bright light for optimal growth. It thrives in partial sun to full sun conditions. However, it can be susceptible to sunburn if exposed to direct sunlight for extended periods.
Temperature Requirements
Crassula septas Thunb. prefers warm temperatures ranging from 60°F to 75°F. Temperatures below 50°F can cause the plant to stop growing or become dormant.
Soil Requirements
The plant prefers well-draining, coarse soil that allows water to pass through quickly. Sandy loam, gravelly soil, or cactus soil mixtures are all suitable choices. The ideal pH level for the soil is between 6.6 and 7.5.
Cultivation Methods
Crassula septas Thunb. is a low-maintenance plant that is easy to propagate. It grows well in well-drained soil and can tolerate a variety of soil types, including sandy or rocky soils. Remove any weeds or debris from the soil, and work in some nutrients before planting. Plant it in a suitable container with ample drainage holes. Keep the plant in an area that receives at least six hours of sunlight each day.
Watering Needs
Crassula septas Thunb. needs to be watered regularly but not excessively. Allow the soil to dry out completely, and then water it thoroughly. During the winter, reduce watering to once every two weeks, and avoid watering if the soil is still moist. Overwatering can cause root rot, which can harm the plant. Always check the moisture level of the soil before watering.
Fertilization
A balanced fertilizer can be applied to Crassula septas Thunb. every two weeks during the growing season. Use a fertilizer that is high in nitrogen, phosphorus, and potassium. Avoid using too much fertilizer, as this can cause the leaves to curl or burn.
Pruning
Crassula septas Thunb. needs little pruning as it has a compact growth habit. Remove any dead or damaged leaves or stems as needed. The plant can also be propagated through cuttings taken from healthy stems. Cut off a section of stem about 5-6 cm long, remove the lower leaves, and plant it in moist soil. Keep the cutting moist until new growth appears.
Propagation of Crassula septas Thunb.
Crassula septas Thunb., also known as Cape Province Pygmyweed, can be propagated through a variety of methods including:
Leaf cuttings
Leaf cuttings are a popular method of propagation for Crassula septas Thunb.. Simply pluck a healthy leaf from the plant and let it dry for a few days. Once it has calloused over, place the leaf at the edge of a pot filled with well-draining soil. Water the soil regularly and keep in indirect sunlight. In a few weeks, roots and new growth will appear.
Stem cuttings
Stem cuttings are another method of propagation for Crassula septas Thunb.. Take a cutting from a healthy stem and allow it to dry for a few days. Once the cut has calloused over, plant the stem in well-draining soil and water regularly. Place the pot in indirect sunlight and roots and new growth should appear in a few weeks.
Division
Division is another method of propagation where the plant is divided into smaller sections with roots and replanted. This is best done in the spring when the plant is actively growing. Dig up the plant and separate the roots and stems into smaller sections. Replant each section in well-draining soil and water regularly.
Seed propagation
Finally, Crassula septas Thunb. can also be propagated through seed. Collect the seeds from the plant when they are ripe and sow them in well-draining soil. Keep the soil moist and in indirect sunlight. In a few weeks, the seeds should sprout and begin to grow.
Overall, Crassula septas Thunb. is an easy plant to propagate through a variety of methods, each with its own advantages and disadvantages.
Disease and Pest Management for Crassula septas Thunb.
Crassula septas Thunb., commonly known as the Japanese boxwood, is a popular ornamental plant known for its small, thick, and lush green leaves. Just like any other plant, Crassula septas is vulnerable to various diseases and pests. Proper management of these diseases and pests will ensure the healthy growth of the plant and its longevity.
Common Pests Affecting Crassula septas Thunb.
Mealybugs: Mealybugs are white, cotton-like insects that attack the stem, leaves, and roots of Crassula septas. When left unmanaged, mealybugs can lead to wilted and yellowing leaves, reduced growth, and stunted plants. The best way to manage mealybugs is to remove them manually using a cotton swab dipped in alcohol. Spraying the plant with neem oil can also help to control mealybugs.
Spider Mites: Spider mites are tiny, eight-legged pests that thrive in hot and dry conditions. They cause discoloration of leaves, webbing, and lower plant yield. To reduce their population, use an organic pesticide, insecticidal soap, or neem oil. Additionally, ensure that the plant is well-hydrated and place it in a humid environment to deter infestations.
Common Diseases Affecting Crassula septas Thunb.
Root Rot: Root rot is a fungal disease that affects the roots of Crassula septas, leading to stunted growth and discoloration of leaves. This disease is caused by overwatering, poor drainage, and high humidity. To manage root rot, use a well-draining soil, allow the soil to dry out between watering, and avoid wetting the leaves of the plant during watering.
Leaf Spot: Leaf spot is a fungal disease that attacks the leaves of the plant, causing brown spots with yellow edges. This disease is caused by poor air circulation, overwatering, and high humidity. To manage the disease, remove the infected leaves, improve air circulation, and avoid overwatering. Additionally, apply a copper fungicide to reduce the spread of the disease.
With proper prevention and management strategies, Crassula septas Thunb. can be a beautiful addition to any garden or yard. Regular monitoring of the plant and practicing good gardening techniques can help to keep the plant healthy and thriving.
