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Black pepper

life science Maturity 9-11 Next article →

Black pepper, known scientifically as *Piper nigrum*, is a flowering vine belonging to the Piperaceae family. It is cultivated globally for its fruit, which is called a peppercorn. These peppercorns are actually drupes, or stonefruits, that contain a single seed inside. When mature and fresh, these drupes are dark red in color. Black pepper is one of the most traded spices in the world today. It is a staple seasoning in Western cuisine, often found in mills or shakers alongside salt.

Pfeffermuehlen S7301812
Pfeffermuehlen S7301812

The spiciness of black pepper comes from a chemical compound called piperine. It is important to note that piperine provides a different sensation than capsaicin. Capsaicin is the compound responsible for the heat found in chili peppers. While the names are similar, black pepper and the New World chili pepper belong to different plant groups. In the 16th century, people began using the word "pepper" to describe these unrelated chili peppers.

4 color mix of peppercorns
4 color mix of peppercorns

The pepper plant is a perennial woody vine. This means it lives for many years. It can grow up to 10 meters in height. To reach this height, the vine climbs on supporting structures like poles, trellises, or trees. The vine roots easily wherever its trailing stems touch the ground. The leaves are long and grow alternately along the stem. Small flowers grow on pendulous spikes at the leaf nodes. A single stem can carry between 20 and 30 of these fruiting spikes.

Black Pepper on Jackfruit Tree - Kerala - IMG 3623
Black Pepper on Jackfruit Tree - Kerala - IMG 3623

There are several distinct ways to process the fruit into different spices. Black pepper is made from unripe, green drupes. These are briefly cooked in hot water to clean them and prepare them for drying. This heat ruptures the cell walls and speeds up enzymes that cause browning. The drupes are then dried in the sun or by machines for several days. During this time, the skin shrinks into a dark, wrinkled layer containing melanoidin. White pepper is made from the seeds of ripe fruit. The outer skin is removed through a process called retting. This involves soaking ripe red berries in water for about a week. The water softens the flesh so it can be rubbed off, leaving the naked seed.

4 color mix of peppercorns
4 color mix of peppercorns

Green and red peppercorns are also produced through specific methods. Green pepper is made from unripe drupes that are treated to keep their color. This can be done using freeze-drying, canning, or sulphur dioxide. Fresh green pepper has a bright aroma and a spicy, fresh flavor. However, these fruits decay quickly without preservation, making them hard to ship internationally. Red peppercorns are usually ripe drupes preserved in vinegar and brine. Some varieties, like pink peppercorns, actually come from different plants like the Peruvian pepper tree.

4 color mix of peppercorns
4 color mix of peppercorns

Black pepper has a deep history involving many ancient civilizations. It has been used in Indian cooking since at least 2000 BCE. In the Roman Empire, it was a very expensive and popular seasoning. The third-century cookbook *De re coquinaria* included pepper in most of its recipes.

Italy to India Route
Italy to India Route

In the 13th century, the traveler Marco Polo noted its popularity in China. He reported that 43 loads of pepper were used every day in the city of Kinsay. Later, in the 15th century, Admiral Zheng He returned from voyages with such large amounts of pepper that it became a common commodity rather than a luxury.

Le livre des merveilles de Marco Polo-pepper
Le livre des merveilles de Marco Polo-pepper

Cultivating black pepper requires specific environmental conditions. The vines grow best in soil that is moist, well-drained, and rich in organic matter. They prefer to grow in areas that are not too dry but are also not prone to flooding. Farmers propagate the plants using cuttings. These vines are tied to trees with rough bark, which helps them climb more easily. The plants begin to bear fruit in their fourth or fifth year. They typically produce crops for about seven years. Harvesting must happen carefully. Farmers collect the spikes when the fruit is still hard and before it is fully mature. If the fruit ripens completely, it can lose its pungency and fall off.

Calicut 1572
Calicut 1572
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🖼️ Images & Media (8)
File:Black Pepper on Jackfruit Tree - Kerala - IMG 3623.jpg
Black Pepper on Jackfruit Tree - Kerala -...
File:Black Pepper Flower - Kerala - IMG 3622.jpg
Black Pepper Flower - Kerala - IMG 3622.jpg
File:4 color mix of peppercorns.jpg
4 color mix of peppercorns.jpg
File:Le livre des merveilles de Marco Polo-pepper.jpg
Le livre des merveilles de Marco Polo-pepper.jpg
File:Calicut 1572.jpg
Calicut 1572.jpg
File:Pfeffermuehlen S7301812.jpg
Pfeffermuehlen S7301812.jpg
File:Alice par John Tenniel 21.png
Alice par John Tenniel 21.png
File:Italy to India Route.svg
Italy to India Route.svg
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