Can fresh dendrobium be grown in water?
Dendrobium candidum can be grown in water, which is convenient and beautiful. It can also be used with fish tanks and goldfish, making it very suitable for family breeding.
1. Select Dendrobium officinale for hydroponics
Before hydroponics, you must first select plants suitable for hydroponics. Dendrobium officinale seedlings that have grown for more than 2 years and have been domesticated are the best, or You can also prune off some branches and buds on older plants.
2. Process hydroponic plants
Clean the selected dendrobium carefully, wash off the soil on it, and cut off the rotten, old or diseased roots. Afterwards, it can be soaked in a solution of carbendazim to prevent the root wound from being infected by germs. After disinfection, it can be placed in a cool place to dry before hydroponics.
3. Prepare a hydroponic container
When choosing a hydroponic container, it is best to use a bottle with good transparency and a neck on the bottle, because this way the Dendrobium candidum can be fully grown. Integrate into the water, if you can't find such a bottle, you can use tape to hold it in place.
4. Carry out hydroponics
Put the prepared hydroponic plants in the bottle, and then start adding water to it. Some plant nutrient solution can be appropriately added to the water. Usually amino acids or enzymes are used, and apple cider vinegar can also be used, but no matter which kind it is, don't put too much, just a small bottle cap is enough. If you don’t want to use these, you can also buy nutrient solution directly.
Extended information
The cultivation time of Dendrobium officinale is generally spring and autumn every year, and spring is better than autumn. In Zhejiang, the best time to cultivate Dendrobium officinale is from mid-April to late June every year. During this period, the temperature is between 12 and 25 degrees Celsius, and the air humidity is high. The survival rate of transplanted test-tube seedlings after being released from the bottle is high and The growth time is longer; followed by mid-September to late October. During this period, transplanting must be particularly cold-resistant and anti-freezing.
The cultivation of Dendrobium officinale requires to be carried out in a greenhouse. The construction of the greenhouse requires ventilation, shade and rain protection, and insect-proof nets. According to the growth habits of Dendrobium officinale, the lighting, temperature, humidity, and ventilation and other natural factors. The suitable temperature for the growth of Dendrobium officinale is 15~30℃.
In Zhejiang, the summer is relatively hot. Generally, 80% of the sunshade net is used to cover the area, and the plastic film is lifted to facilitate cooling. The winter is relatively cold, and double-layer plastic films are used under 30% to 50% shading degree. Closed and insulated. Dendrobium officinale requires keeping the substrate moist and the air humidity above 80%, but no water accumulation. It is best to use sprinkler irrigation or drip irrigation when watering, and flushing is not allowed.
Baidu Encyclopedia-Dendrobium officinale