Plants

Friday, 2 October 2026
21 facts about olives
21 facts about olives
"Where the olive refuses to grow, there the Mediterranean world ends"
It is not known exactly when and where the first olive tree, characteristic of the Mediterranean region, grew. Paleobotanists claim that wild olives g ...

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Jerusalem artichoke
Americans refer to the wild sunflower as Jerusalem artichoke or Canadian truffle.
This is probably related to the account of Samuel de Champlain, a French explorer who, while traveli ...
Tomatoes
Immature tomatoes contain tomatine, which is present in every part of the plant and is toxic.
It is a natural substance used by the plant to defend itself against pests and diseases. This is why tomatoes were once considered poisonous, but as they ripen, the amount of tomatin decreases.
Poinsettia
The poinsettia was first described as a new species in 1834 by German scientist Johann Friedrich Klotzsch.
Mandarines
It is a good source of vitamin C, with as much as 32% of the recommended daily allowance (26.7 mg) in 100 g.
It also contains a lot of vitamin B6 (6%), B1 (5%), and B9 (4%). It is also a good source of potassium, phosphorus, calcium and magnesium.
Grapes
The largest producer of grapes is Spain.
France, Italy, and Turkey are in second place, and the United States is in third place.
Pomegranate
Pomegranate juice has antibacterial and antifungal properties.
It has the strongest effect against Staphylococcus aureus and Candida albicans. Pomegranate juice ha ...
Citron
After the fall of Jerusalem in A.D. 70, exiled Jews established citron orchards wherever the climate allowed.
Due to the Diaspora, citron trees appeared in Southern Europe (Spain, Greece, Italy), as well as in ...
Poison ivy
Blooming season lasts from May to July.
The flowers are small, grow in clusters and are yellowish-white or greenish-white in color.
Cabbage
Napa cabbage is native to northern China and Japan.
The first records of the cultivation of Napa cabbage date back to the 15th century from around the Y ...
Pineapple
Pineapple fruits are usually seedless berries, fusing with an inflorescence axis and the cotyledons to form a fruiting body.
If hummingbirds pollinate the flowers, they develop small, hard seeds.