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PlantSnap
Plant Care
Moss rose
(Portulaca grandiflora)
Also Known As
Moss rose, Rose moss, Sun plant, Pigweed
About This Plant
Portulaca grandiflora is a flowering plant species native to South America. It is an annual plant that grows low to the ground with succulent leaves and bright, showy flowers that bloom in a range of colors including pink, yellow, red, and white. The plant is commonly grown as an ornamental plant in gardens and containers due to its beautiful flowers and drought tolerance.
Plant Care Instructions
Outdoor Size Range
6-12 inches (15-30 cm)
Light Requirements
Portulaca grandiflora prefers full sun to partial shade. It can tolerate some shade, but the flowers will not be as vibrant.
Humidity Needs
Portulaca grandiflora prefers low humidity and can tolerate dry air.
Fertilizing Schedule
This plant does not require much fertilizer. You can feed it with a balanced fertilizer once a month during the growing season.
Pruning Guidelines
Deadhead the flowers to encourage more blooms. You can also pinch back the stems to promote bushier growth.
Common Pests and Diseases
Common pests for Portulaca grandiflora include aphids, spider mites, and whiteflies. Diseases such as powdery mildew and root rot can also be a problem.
Indoor Size Range
6-8 inches (15-20 cm)
Watering Schedule
This plant is drought-tolerant and prefers well-draining soil. Water the plant when the soil is dry to the touch, but avoid overwatering as it can cause root rot.
Temperature Range
This plant prefers warm temperatures between 60-85°F (15-29°C). It cannot tolerate frost and should be protected from cold temperatures.
Growing Season
The growing season for Portulaca grandiflora is from late spring to early fall.
Growing Difficulty Level
Portulaca grandiflora is easy to grow and care for, making it a great choice for beginners.
USDA Hardiness Zones
Portulaca grandiflora is hardy in USDA zones 9-11.
Did You Know?
The flowers of Portulaca grandiflora close at night and reopen in the morning, earning it the nickname 'timepiece plant'.
