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The cultivation of ornamental plants in gardening began in ancient civilizations around 2000 BC. [5] Ancient Egyptian tomb paintings of 1500 BC show physical evidence of ornamental horticulture and landscape design.
An orchid kept as a houseplant on an indoor windowsill. A houseplant, sometimes known as a pot plant, potted plant, or an indoor plant, is an ornamental plant that is grown indoors. [1]
Hibiscus × rosa-sinensis is a bushy, evergreen shrub or small tree growing 2.5–5 m (8–16 ft) tall and 1.5–3 m (5–10 ft) wide. The plant has a branched taproot.Its stem is aerial, erect, green, cylindrical, and branched.
Perennial plants can be short-lived (only a few years) or long-lived. They include a wide assortment of plant groups from non-flowering plants like ferns and liverworts to highly diverse flowering plants like orchids, grasses, and woody plants.
Three soil scientists examining a farm land sample. Plant nutrition is the study of the chemical elements and compounds necessary for plant growth and reproduction, plant metabolism and their external supply.
Croton is an extensive plant genus in the spurge family, Euphorbiaceae.The plants of this genus were described and introduced to Europeans by Georg Eberhard Rumphius.The common names for this genus are rushfoil and croton, but the latter also refers to Codiaeum variegatum.
Plant physiology is a subdiscipline of botany concerned with the functioning, or physiology, of plants. [1]A germination rate experiment. Plant physiologists study fundamental processes of plants, such as photosynthesis, respiration, plant nutrition, plant hormone functions, tropisms, nastic movements, photoperiodism, photomorphogenesis, circadian rhythms, environmental stress physiology, seed ...
Since the release of the initial 1989 study, titled A study of interior landscape plants for indoor air pollution abatement: An Interim Report, [6] further research has been done including a 1993 paper [7] and 1996 book [8] by B. C. Wolverton, the primary researcher on the original NASA study, that listed additional plants and focused on the removal of specific chemicals.