The easiest thing to tell is that the flowers of Dendrobium candidum are pale yellow.
Characteristics of high quality fresh Dendrobium candidum;
1. Fresh products are divided into leaves and leaves, and the prices are usually different. Leaves can also be eaten, but the main nutrition is in the stem.
2. The stem is slender and cylindrical, soft, with a length of 15~25cm or longer and a thickness of 0.4~0.6cm. The appearance of high-quality products should be full and moist.
3. The appearance of the stem is light gray-green, and the fresh product should be covered by a thin gray-white leaf sheath, and the ribs on the stem are not obvious.
4. The texture is flexible or slightly hard and brittle, and it is easily broken. The cross section is green, it is fine-grained and sticky.
5. Basically odorless, it has a light chewing taste, and it has a strong sticky feeling after a long time.
6. Generally, the stronger the viscosity, the higher the polysaccharide content, indicating the better the quality.
7. With dehydration and drying, the shrinkage and wrinkling of stems may be irregular or discontinuous.
I could have sent you photos, but the internet speed is not good today.
You can search for "Dendrobium candidum", which is a cooperative project with Zhejiang University.
All the Dendrobium candidum in this room are real, so we can talk to them.