Home » Container gardening » How to Grow Portulaca grandiflora | Moss rose plants propagation and care

How to Grow Portulaca grandiflora | Moss rose plants propagation and care

Portulaca grandiflora, Moss rose Plants 

How to grow Portulaca grandiflora, Moss rose is a flowering plant in the family Portulacaceae, native to Argentina, southern Brazil, and Uruguay and often cultivated in gardens. It has many common names, including rose moss, eleven o’clock, Mexican rose, moss rose, Vietnam Rose, the sun rose, rock rose, and moss-rose purslane. Read more.

Portulaca grandiflora


  • Scientific name              Portulaca grandiflora
  • Common Name              moss rose, eleven o’clock, Mexican rose, the sun rose, rock rose, and moss-rose purslane
  • Type                                Annual
  • Family                             Portulacaceae
  • Native Range                 Brazil, Argentina, Uruguay
  • Bloom Time                   Summer
  • Colour                             Rose pink, red, yellow, white, and orange. Some are striped or spotted with contrasting colors.
  • Water                            Dry to medium
  • Maintenance                Low
  • Suggested Use             Annual, Ground Cover, Naturalize
  • Flower                          Show
  • Tolerate                       Dry Soil, high heat
  • Plant height                 3’ to 8’

Portulaca grandiflora

How to grow Moss rose

Moss rose is a plant with the shallow root system, so the plant gets well water for the first few weeks. By which the plant is established, it becomes drought tolerant. Too much water causes the plants to rot, so plant where there is good drainage. For this fertile soil is not necessary, nor does it require more fertilizer, but the suitable compost keeps the plant healthy and produces better flowers, less fertilizer can cause a decrease in production. Read more.

Planting by seeds

Moss Rose is grown from seeds. Moss Rose seeds can be directly seeded into your garden, or seeded indoors for transplanting later in a pot. Portulaca flowers are easy to grow and enjoy. Its seeds are very small, do not cover them with soil because they require light to germinate. You can start this seed from your last frost 8 weeks in advance at home, or you can take a plant from the nursery and transplant it. Space plants from 6 to 12 inches apart so that they are not susceptible.

Soil and location

Moss rose grows well in poor, sandy or gravelly soils. The dry and well-drained soil is essential for it. It does not grow well in heavy soil or smooth soil. Mos Rose Plants likes full sun and dry place.


Drought tolerant, but flowers best with regular watering. Don’t water with overhead irrigation, which can damage the flowers.

Portulaca grandiflora

Moss rose care

Moss rose is a beautiful, bright colored, low growing flowers bloom in all summer.  It is one of the very few annual succulents, no care required for plants. However, sometimes It can be disturbed by root-rot, nematodes and aphids. For prevention of Afrides, water can be washed with water or sprinkled with soapy water. By improving the drainage system of water, the plant can be protected from the root rot.

  • When the soil is warm and planting at the beginning of June, some flowers come in the middle of summer, though the plants become leggy.
  • Pinch the side shoot and add a small dose of fertilizer.
  • This plant will walk again and flower for summer and fall.
  • Moss rose also does not compete with weed or other flowers, so give them lots of space so that a good bed is constructed.

Read also: How to grow Magnolia flowers.  How to grow Gazania flowers. Coriander Growing and care in containers. Plumeria growing and caring guide. Bleeding hearts flowers growing tips. Celery growing in containers. Growing and caring Fittonia plants. Mulberry tree growing at home.  Anthuriumplant Growing indoors. Growing Kiwi fruitsin your garden. 9 easy growing herb for your kitchen garden.  Pear trees care tips.

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Portulaca grandiflora

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