The planting technology of Dendrobium! What kind of potted plants are good?

Dendrobium can be used as an ornamental, its flower posture is elegant, colorful, fragrant, is one of the "four ornamental flowers", it can also be used medicinally, with the effect of benefiting stomach, nourishing yin and clearing heat. Here is to introduce the planting technology of Dendrobium.

I. planting techniques of Dendrobium

1. Location: in a half-yin and half-yang environment.

Dendrobium grows in a half-overcast and half-sun environment, with annual rainfall of more than 1000 mm, air humidity of more than 80%, and an average temperature of more than 8 ℃ in January, the tree species should be live trees with thick bark with longitudinal trenches, much water, luxuriant branches and leaves, thick trunks, stone land should also be in cool and humid areas, and there should be moss growth and a small amount of humus on the surface.

2. Reproduction: the method of ramet reproduction is mainly adopted.

Dendrobium mainly adopts the method of split-plant reproduction, which is generally carried out in spring. Dendrobium which is robust and pest-free is selected, the old stems of more than 3 years are cut off for medicine, and the new biennial stems are used for reproduction; when propagating, the overgrown roots are subtracted, leaving 2-3 cm, and the species is separated, containing 2-3 stems per gram, and then planting, which can be planted with stone and tree.

3. Management: watering, topdressing, pruning, etc.

Dendrobium should be watered and moisturized if the air humidity is too small in the later stage of planting, and a sprayer can be used to water it in the form of spray; the barren growing land should pay attention to topdressing, for the first time before and after the Qingming Festival, nitrogen fertilizer was mixed with pig and cow manure and river mud, and the second time before and after the Beginning of Winter, peanut drum, rapeseed cake and calcium superphosphate were added into the river mud to mix and paste evenly in the root. Epiphytic trees are often pruned, keeping canopy density at about 60%, and pruning every spring to remove withered stems, diseased stems, weak stems, diseased roots, and so on.

4. Disease and insect pests: spray control.

The diseases of Dendrobium include black spot, anthrax and insect pests. Black spot occurs from March to May, causing leaves to wither, 50% carbendazim 1000 times can be sprayed 1-2 times, anthracnose occurs from January to May, damage leaves and stems can be sprayed 2-3 times with 50% carbendazim 1000 times or 50% methyl topiramate 1000 times. The scale parasites on the edge or back of the leaves of the plant, and the hatching period is in late May. 1000 times of dimethoate emulsion can be used to kill or burn the old branches of the shield.

Second, what kind of Dendrobium is good for potted plants?

There are many varieties of Dendrobium, which can be ornamental and used medicinally. Generally speaking, potted plants are good for ornamental varieties, because the varieties that can produce gorgeous flowers are Dendrobium candidum, Dendrobium candidum, Dendrobium double-lipped, Dendrobium candidum, Dendrobium candidum and so on.

1. Dendrobium candidum: from April to May, each bunch of 1-2 flowers grow laterally on the upper part of the leafy old stem, the flowers are white or purplish red, the petals are oval, the labellum is nearly round, the upper center is golden, the periphery is light purplish red, the margin is short fringed, and both sides are densely covered with pubescent.

2. Dendrobium candidum: from March to June of flowering, racemes often come from the upper part of the old stem with fallen leaves, with 2-3 flowers, bud ovate, light white, sepals and petals oblong-lanceolate, yellowish green, lip ovate-lanceolate, white.

3. Dendrobium double-lipped Dendrobium: from May to June, racemes are usually several, often with 2-3 flowers, bracts ovate-lanceolate, sepals and petals light pink, petals Obovate-oblong, lip white, posterior lip hemispherical, front lip light pink.

4. Dendrobium candidum: from March to April, the raceme has 1-3 flowers, usually originating from the upper node of the old stem with fallen leaves, the sepals and petals are light rose, the petals are narrow and oblong, the lip petals are yellowish with light rose color, and the lip disc has purplish red veins.

5. Dendrobium candidum: from September to October, umbels nearly without inflorescence stalk, each 2-6 flowers in a bunch, lateral on the upper part of the leafy stem, yellow flowers, slightly concave Obovate, lip concave kidney-shaped or transversely oblong.

6. Dendrobium candidum: during the flowering period from April to May, racemes grow laterally on the upper end of the old stem with leaves, densely bearing many flowers, flower bracts light white, sepals and petals white, petals nearly round, lips golden yellow.

7. Dendrobium candidum: during the florescence from April to May, the raceme originates from the upper part of the old stem with fallen leaves, with 2-4 flowers, white flowers, sometimes upper purplish red, oval petals, white lip petals, upper purplish red, and one purplish red band on each side of the labial disc base.

The above is the introduction of planting techniques and potted varieties of Dendrobium. I hope it will be useful to you.