Overview
Plectranthus mutabilis Codd is a species of plant in the family Lamiaceae. This plant is native to South Africa and can be found in the Eastern Cape, KwaZulu-Natal, and Mpumalanga. This herbaceous plant is commonly known as the changeable spurflower or the lobster flower due to its unique and attractive flowers.
Appearance
Plectranthus mutabilis Codd is a small, low-growing plant that can reach up to 30cm in height. Its leaves are green, oval-shaped, and show a velvety texture. The plant blooms in late spring and early summer. The flowers are the most striking feature of this plant. They are tubular in shape, typically two-lipped, and vary in color from pinkish-lilac to purple. What is intriguing is that these flowers change color throughout the day; starting pink in the morning and turning purple-lilac by late afternoon which explains its common name, the changeable spurflower.
Uses
Plectranthus mutabilis Codd is often grown as an ornamental plant in gardens and parks because of its unique color-changing flowers. It is also used in traditional medicine to treat ailments like coughs and colds. Its leaves and roots can be used to make tea, which is believed to have anti-inflammatory, antibacterial, and antifungal properties.
Cultivation
Plectranthus mutabilis Codd is a hardy plant that grows well in a variety of soil types, including well-drained sandy soils and loamy soils. It thrives in full sun, but it can also grow in partial shade. The plant requires regular watering, especially during the growing season. It is propagated through stem cuttings and can be grown easily in containers.
In summary, Plectranthus mutabilis Codd is a unique and fascinating plant native to South Africa. Its changeable spurflower and lobsters flowers make them popular ornamental plants. Its leaves and roots are used for medicinal purposes and can be brewed as tea. The plant is also incredibly easy to cultivate and ideal for amateur gardeners.Light Requirements
Plectranthus mutabilis Codd, commonly known as the "changeable spurflower," requires bright, indirect light to thrive. It is best to place the plant near a window with sheer curtains to provide enough light without exposing it to direct sunlight. Placing the plant under direct sunlight can cause leaf burn, while insufficient light can result in stunted growth.
Temperature Requirements
Plectranthus mutabilis Codd prefers a warm environment with temperatures ranging between 18°C to 26°C. It is important to avoid exposing the plant to sudden changes in temperature, as it can cause the leaves to wilt. The plant is not frost-tolerant and should be kept away from cold drafts and air conditioning units.
Soil Requirements
The changeable spurflower prefers well-draining, fertile soil. It is recommended to use a soil mix consisting of peat moss, perlite, and sand, which provides the ideal soil conditions for the plant to grow. The soil pH should range between 6.0 to 7.0, which is slightly acidic to neutral. Avoid using heavy soils that can lead to waterlogging and root rot.
Cultivation
The Plectranthus mutabilis Codd plant is a drought-resistant species that grows well in a tropical to subtropical climate. It thrives in partial shade to full sun, but needs protection from extreme heat and frost. It prefers well-draining soil, rich in organic matter like compost, and with a pH between 6.0 and 7.5. The plant is propagated by stem cuttings or seeds, and it can be grown in pots, hanging baskets, or garden beds.
Watering
The Plectranthus mutabilis Codd plant is tolerant of drought and can survive with minimal watering. However, it still requires regular irrigation to maintain its growth rate and health. The watering frequency and amount depend on the weather, soil type, and plant size. As a general rule, water the plant when the top inch of soil feels dry to the touch, and avoid overwatering or waterlogging the roots.
Fertilization
The Plectranthus mutabilis Codd plant is not a heavy feeder, but benefits from occasional fertilization to supplement its nutrient intake. Use a balanced fertilizer with an NPK ratio of 20-20-20 or 10-10-10, and apply it once every 2-3 months during the growing season. Avoid applying too much fertilizer, as it can burn the plant or cause excessive growth that may weaken its stems and branches.
Pruning
The Plectranthus mutabilis Codd plant needs minimal pruning, but occasional maintenance can help improve its compactness, shape, and flowering. Use clean and sharp pruning shears to cut back the tips of the stems or branches that have become too long or leggy, and remove any dead, damaged, or yellowing leaves. Pruning the plant after the blooming period can encourage more flower production and keep it looking attractive and healthy.
Propagation of Plectranthus mutabilis Codd
Plectranthus mutabilis Codd is a beloved plant known for its magnificent leaves and decorative appearance. This plant can be propagated using several methods, including stem cuttings, leaf cuttings, and seed propagation.
Stem cuttings
Stem cuttings are the easiest and most commonly used method for propagating Plectranthus mutabilis Codd. To propagate using stem cuttings, select a healthy stem from the parent plant and cut it just above the leaf node, using a sharp and sterile knife or scissors. Remove the lower leaves of the stem and dip the cut end into rooting hormone powder. Place the stem cutting into a soil mixture and keep it well-watered. After a few weeks, new roots and leaves will start to grow from the stem cutting.
Leaf cuttings
The leaf cutting method is less commonly used for Plectranthus mutabilis Codd propagation, but it can still be successful. To propagate using leaf cuttings, select a healthy leaf from the parent plant and cut it just below the node. Place the cuttings in moist soil and keep it well-watered. After a few weeks, you should observe new leaves and roots.
Seed propagation
Seed propagation is also an option for Plectranthus mutabilis Codd, but it requires more patience and attention than other propagation methods. Collect the seeds from the parent plant when they are ripe, and plant them in a mixture of soil and sand. Keep the soil moist and warm, and expect to wait several weeks or more for germination to occur.
Overall, Plectranthus mutabilis Codd can be propagated successfully using several methods, including stem cuttings, leaf cuttings, and seed propagation. Select the propagation method that works best for your individual needs and ability, and with proper care and patience, you can grow many new plants from a single parent plant.
Disease Management for Plectranthus mutabilis Codd
Plectranthus mutabilis Codd is a species of plant that is known to be relatively disease-resistant. However, certain diseases can affect the plant and cause damage if not promptly managed.
The most common diseases that affect Plectranthus mutabilis Codd are fungal diseases, including root rot and powdery mildew. Root rot is caused by the overwatering of the plant, and it can be prevented by ensuring that the soil is well-drained and not overly moist. Powdery mildew is a fungal disease that can be controlled by spraying the leaves with a fungicide solution.
Another potential disease that can affect Plectranthus mutabilis Codd is bacterial leaf spot. This disease can be managed by removing affected leaves and spraying the plant with a copper-based fungicide.
Pest Management for Plectranthus mutabilis Codd
Pests can also affect Plectranthus mutabilis Codd, particularly spider mites and mealybugs. Spider mites can be controlled by spraying the plant with a solution of water and dish soap, while mealybugs can be removed by wiping the plant with a cotton swab soaked in rubbing alcohol.
Additionally, ants can be attracted to Plectranthus mutabilis Codd due to the presence of honeydew produced by mealybugs and other insects. To deter ants, it is important to remove any nearby ant colonies and to take measures to control the mealybug population.
Regularly inspecting your Plectranthus mutabilis Codd plant and promptly addressing any signs of disease or pests can help to ensure the health and vitality of the plant.
