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Reference · Crops

Euphorbiaceae

The Euphorbiaceae family, commonly known as the spurge family, is a diverse group of flowering plants encompassing a wide range of forms from small herbs to succulent shrubs and trees. In agriculture, this family is significant primarily for its oil-producing species, most notably the castor bean (Ricinus communis), which serves as a critical raw material for global industry.

Main sections

Ricinocarpos3 Rubber tree3 Sebastiania3 Ricinocarpos2 Sclerocroton2 Pimelodendron1 Platygyna1 Pseudagrostistachys1 Ptychopyxis1 Ricinodendron1 Sacha inchi1 Sandbox tree1 Sapium1
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What the section contains

Peking spurge Euphorbia pekinensis Pencil cactus Euphorbia tirucalli Peruvian euphorbia Euphorbia peruviana Phosphorescent spurge Euphorbia phosphorea Pimelodendron Pimelodendron 1 item Pink spurge Euphorbia rosea Platygyna Platygyna 1 item Plukenetia conophora Plukenetia conophora Plukenetia corniculata Plukenetia corniculata Poinsettia Euphorbia speciosa Poinsettia Euphorbia spectabilis Poinsettia-like Euphorbia Euphorbia bracteata Poisson's spurge Euphorbia poissonii Portland spurge Euphorbia portlandica Prostrate spurge Euphorbia chamaesyce Prostrate spurge Euphorbia humifusa Prostrate spurge Euphorbia procumbens Pseudagrostistachys Pseudagrostistachys 1 item Ptychopyxis Ptychopyxis 1 item Purple spurge Euphorbia peplis Pyrenean Spurge Euphorbia pyrenaica Quartziticola Euphorbia Euphorbia quartziticola Reinwardt's spurge Euphorbia reinwardtiana Resin spurge Euphorbia resinifera Retuse spurge Euphorbia retusa Reuter's Spurge Euphorbia reuteriana Ricinocarpos Ricinocarpos Desf. 2 items Ricinocarpos Ricinocarpos 3 items Ricinodendron Ricinodendron 1 item Ridge-seed spurge Euphorbia glyptosperma Rock-loving spurge Euphorbia petrophila Round-leaf spurge Euphorbia orbiculata Rubber tree Hevea Aubl. 3 items Russian spurge Euphorbia rossica Sacha inchi Plukenetia L. 1 item Sand spurge Euphorbia sabulicola Sand spurge Euphorbia arenaria Sandbox tree Hura 1 item Sapium Sapium 1 item Sapium discolor Sapium discolor Sapium glandulosum Sapium glandulosum Sapium haematospermum Sapium haematospermum Sapium hasslerianum Sapium hasslerianum Sapium jenmannii Sapium jenmannii Sapium laurifolium Sapium laurifolium Sapium laurocerasus Sapium laurocerasus Sapium macrocarpum Sapium macrocarpum Sapium marmieri Sapium marmieri Sapium stylare Sapium stylare Scaly spurge Euphorbia squamigera Schimper's Spurge Euphorbia schimperiana Sclerocroton Sclerocroton 2 items Scordifolia spurge Euphorbia scordifolia Sea spurge Euphorbia paralias Seaside spurge Euphorbia polygonifolia Sebastiania Sebastiania 3 items Seguier's spurge Euphorbia seguieriana Serrated spurge Euphorbia serrata Sharp spurge Euphorbia arguta Sharp-leaf spurge Euphorbia oxyphylla

Euphorbiaceae

Originating predominantly from tropical and subtropical regions, these plants are distributed worldwide. Their adaptation to various environments allows for cultivation in diverse climates, although commercial varieties typically favor regions with consistent sunlight and long growing seasons. Their ability to tolerate heat and moderate drought makes them a resilient choice for specialized industrial farming.

Botanically, Euphorbiaceae are defined by the presence of laticifers, which produce a milky latex, and their complex inflorescences often structured as cyathia. The leaves are typically alternate with simple margins, and the floral structures are adapted to ensure efficient cross-pollination. These anatomical features are key to the family's survival and evolutionary success.

Cultivation of these plants requires strict adherence to soil management protocols. They perform best in well-drained, fertile soils with a neutral pH. Effective agronomic practices include precise fertilization regimes, particularly regarding phosphorus levels to support seed development, and weed control during the early stages of plant growth to prevent nutrient competition.

Major industrial applications include:

  • Extraction of castor oil for aviation and mechanical lubricants.
  • Production of bio-based polymers and plastics.
  • Use of latex-producing species for natural rubber synthesis.
  • Applications in the pharmaceutical industry due to unique phytochemicals.

Managing the health of these crops requires vigilance against diseases such as fungal root rots and foliar blight. Pests including aphids, mites, and various lepidopteran larvae can significantly reduce yields. An integrated pest management (IPM) approach, combining crop rotation and targeted chemical applications, remains the gold standard for maintaining healthy, high-yielding stands.