Sedum praealtum (Green Cockscomb) – Succulent plants

Sedum praealtum (Green Cockscomb) is an ornamental, tree-like tall succulent plant. It forms a shrub which is grown up to 90 cm (3 feet) in height. Spatulate leaves are shiny lime green, often with red margins in bright light. The flowers are star-shaped and yellow in color.

Scientific Classification:

Family: Crassulaceae
Subfamily: Sedoideae
Tribe: Sedeae
Subtribe: Sedinae
Genus: Sedum

Scientific Name: Sedum praealtum
Synonyms: Sedum dendroideum subsp. praealtum, Sedum praealtum subsp. praealtum
Common Names: Green Cockscomb

 

How to grow and maintain Sedum praealtum (Green Cockscomb):

Light:
It requires full sun to light shade. Two to four hours of afternoon sunlight is best for the plant. South-facing windows are ideal or west, north-facing will not encourage growth.

Soil:
It grows best in Well-draining, poor soils, sand, rock gardens, and rich garden soil, under a variety of light levels. Use 2 parts potting soil, 2 parts coarse sand, 2 parts peat and 1 part perlite or crushed charcoal.

Temperature:
It Prefers ideal temperature between 65°F – 75°F / 18°C – 25°C during summer. Temperature no lower than 50 °F – 55°F / 10°F – 12.7°C is best. It does best in hotter conditions. Try not to keep the plant outside in freezing temperatures.

Water:
Sedum plant needs more water in the spring and summer, but you can allow the topsoil to become slightly dry between each watering. During the winter season, reduce watering.

Fertilizer:
Fertilize once a month with a diluted liquid fertilizer or use a slow-releasing nitrogen-based fertilizer, during the spring and summer season.

Propagation:
It can be easily propagated by stem and leaf cuttings. you can break off one of the stems and push it into the ground where you would like to grow it. The stem will root very easily. Or Cut off leaves from the stem, let them dry, and then place the cutting into the soil. Keep the potting soil moist until the cutting begins to grow.

Re-Potting:
Re-pot your plant every year or every two years. As the plant grows, you should move it to a wider pot so the new stems and roots have enough room to develop. Repotting is best done during spring.

Pests and Diseases:
Sedum plant has is no serious pests or diseases issues. Watch for aphids and flies. You can dispose of them by spraying insecticidal soap or neem oil over the foliage.