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Reference · Crops

Grasses

Grasses (Latin: Poaceae) form one of the most important plant families in agriculture, encompassing vital cereal crops like wheat, rice, maize, barley, and oats. These monocotyledonous plants are the foundation of global food security, providing essential grains for human consumption, livestock feed, and diverse industrial raw materials such as biofuel and textiles.

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Lovegrass11 Maize7 Loudetia6 Loudetiopsis4 Luziola4 Manna grass3 Lophatherum1 Lycurus1 Lygeum1 Maltebrunia1 Matgrass1 Medusahead1 Melanocenchris1 Melinis1 Melocanna1
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Littlehead timothy Phleum parviceps Lolium mairei Lolium mairei Lolium-like wheatgrass Elymus lolioides Long oatgrass Helictotrichon longum Long-awned bristle grass Setaria longiseta Long-bristled sugar cane Saccharum longisetosum Long-glume oat Avena longiglumis Long-leaf paspalum Paspalum longifolium Long-leaved bluegrass Poa longifolia Longissima goatgrass Aegilops longissima Longspine sandbur Cenchrus spinifex Loose fescue Festuca laxa Lophatherum Lophatherum 1 item Loudetia Loudetia 6 items Loudetiopsis Loudetiopsis 4 items Lovegrass Eragrostis 11 items Low meadow grass Poa pumila Ludwig's dropseed Sporobolus ludwigii Lusitanian oat Avena lusitanica Luziola Luziola 4 items Luzon panicgrass Panicum luzonense Lycurus Lycurus 1 item Lygeum Lygeum 1 item Madeira canary grass Phalaris maderensis Madrid brome Bromus madritensis Magellan wheatgrass Elymus magellanicus Magellanic foxtail Alopecurus magellanicus Maidencane Panicum hemitomon Maize Zea L. 7 items Maltebrunia Maltebrunia 1 item Manicured panicum Panicum manicatum Maniototo bluegrass Poa maniototo Manisuris Manisuris Mann's bentgrass Agrostis mannii Manna grass Glyceria 3 items Matgrass Nardus 1 item Matgrass Festuca maritima Matthews' fescue Festuca matthewsii Mauritian reed Phragmites mauritianus Meadow barley Hordeum brachyantherum Meadow barley Hordeum secalinum Meadow fescue Lolium pratense Meadow oat-grass Helictotrichon pratense Medicinal rice Oryza officinalis Mediterranean lovegrass Eragrostis barrelieri Mediterranean ryegrass Lolium mediterraneum Medusahead Taeniatherum 1 item Megathyrsus Megathyrsus Melanocenchris Melanocenchris 1 item Melic grass Melica Melic grass Melica nutans Melic grass Melica picta Melica decumbens Melica decumbens Melica flava Melica flava Melica persica Melica persica Melica racemosa Melica racemosa Melica scabrosa Melica scabrosa Melica spectabilis Melica spectabilis Melinis Melinis 1 item Melocanna Melocanna 1 item

Grasses

Botanically, grasses are characterized by fibrous root systems, jointed stems known as culms, and leaves with parallel venation. Their flowers are typically arranged in spikelets, forming complex inflorescences like spikes or panicles. The fruit is a caryopsis, a type of grain in which the fruit wall is fused to the seed coat, distinguishing them from other botanical fruits.

The distribution of grasses is worldwide, ranging from equatorial regions to subarctic zones. This adaptability is the result of long-term natural evolution and centuries of selective breeding. Most cultivated grasses originated in fertile valleys of the Near East, East Asia, and the Americas, where ancient civilizations first practiced sedentary agriculture.

Agronomic requirements depend on the specific species, though most grasses thrive in well-drained soils rich in nitrogen, phosphorus, and potassium. Crop management practices include soil tillage, strategic fertilization, and adherence to crop rotation cycles to maintain soil health. Irrigation is essential for high-yield species like rice, while others are adapted to rain-fed farming systems.

Key challenges in cultivation include fungal pathogens like rusts, smuts, and mildews, alongside insect pests such as aphids, stem borers, and locusts. Integrated Pest Management (IPM) strategies, involving the use of resistant crop varieties, biological control, and judicious pesticide application, are essential for ensuring sustainable yields and optimal grain quality.

  • Cereals: primary grains for food production.
  • Forage grasses: critical for livestock pastures and silage.
  • Turf and ornamental grasses: significant for landscaping and soil erosion control.