Scientific name: Alternanthera rosarfolia

Family: Alternantaceae

Distribution: Tropical South America

Illuminance: 2000 Lux

Water temperature: 24-30℃

Hardness: 2-12DH

1. Morphology of Radix Rhizoma When used as a water grass, its appearance is very similar to the big blood heart orchid, and some grass friends may mistake it. The color of the broad-leaved blood heart orchid is darker than that of the blood heart orchid, the leaf surface is turquoise, and the leaf back is vermilion. The leaves are cross-opposed, and the white spherical aggregate inflorescence grows from the leaf axils. The color of the leaves in the water will change due to different environments, which is of great ornamental value and is the favorite of many grass fans.

2. Habits of broad-leafed hydrangeas

The water grass of broad-leaf hyacinth orchid is not easy to be directly transformed into water when it is cultivated in water, and it is easy to fall leaves. Fortunately, the new water leaves will soon grow. When used as a water grass, the shape and color of the broad-leaved blood heart orchid are very different from those of the water grass, and sometimes it is mistaken for other species. When the light environment is not good or the water quality does not meet the requirements, and the quality and quantity of nutrients are not well controlled, it will be difficult to feed orchids, let alone grow beautifully.

3. Planting of the broad-leafed orchid

According to the shape of the aquatic plants, the broad-leafed orchid belongs to the stemmed aquatic plants; The middle and background water plants; according to the classification of growth form, the broad-leafed hydrangeas belongs to the emergent aquatic plants; according to the biological classification of the biological parent relationship, the broad-leafed hyacinths belong to the dicotyledonous aquatic plants. The planting of broad-leaved blood heart orchid requires 2000lux of strong light, the water temperature is between 24 degrees Celsius and 30 degrees Celsius, the hardness is between 2 degrees and 12 degrees, and the pH value is controlled between 5.5 degrees and 7 degrees. between.

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