Pine nuts are the seeds of Pinaceae plants such as red pine, red pine gymnosperms, evergreen trees, up to 40 meters high. Branchlets densely brown pilose. Leaves 5 needles in a bundle, thick hard, resin tract 3, leaf sheaths fall early. Seed cones ovate-conical, seed scale apex obtuse, outwardly reflexed, seeds do not fall off at maturity.

The seeds are large, 1.2-1.6 cm long, wingless. Produced in Northeast China from Changbai Mountain to Xiaoxinganling, often with fish scale pine, red spruce mixed forest. Cold hardiness, like slightly acidic soil or neutral soil.

The timber is light, soft, delicate, straight grain, strong corrosion resistance, for construction, bridges, sleepers, furniture, excellent timber; the bark can be extracted from quebracho extracts, the trunk can be extracted from turpentine; the seeds are for food or medicinal use, and can be extracted oil for food and industrial use. It is the main afforestation species in the region of origin, and also an ornamental tree.

Extended information:

Selection

Pine nuts, also known as the "open pine nuts". Donglin pine nuts are rich in oleic acid, linoleic acid and other unsaturated fatty acids, and contains essential minerals, such as calcium, iron, phosphorus, manganese, potassium, etc.; also rich in vitamin E.

Pine nuts ---- picking a small mystery:

One pick the head: the large pine nuts fruit growth cycle is long, rich in more nutrients.

Two pick full: full fruit is naturally ripe, tender taste, better flavor.

Three pick color: pine nuts shell light brown, bright, kernel white, bud core white.

Four pick shell: choose not to add chemicals to the physical opening, the opening surface will not be smooth and uneven.

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