Dendrobium aduncum orchid - Characteristics, planting techniques & care

Dendrobium aduncum orchid is a wild orchid with rustic beauty, flowers grow on only one side of the stem, is drought tolerant and adaptable.

Dendrobium aduncum orchid is one of the wild orchid species with unique beauty with flower clusters growing thickly on only one side, currently becoming increasingly popular in the ornamental orchid market. If you love orchids with gentle colors, easy to grow, easy to care for, then Dendrobium aduncum is not a bad choice.

In today's article, let's learn in detail about the origin, characteristics as well as techniques for planting, caring for and stimulating the Dendrobium tenifolium orchid to bloom in time for the Lunar New Year so that you can own the most beautiful and impressive orchid pots.

Introduction to Dendrobium orchid

Learn about the Dendrobium orchid.

Dendrobium aduncum, scientifically known as Dendrobium aduncum, is a species of wild orchid belonging to the genus Dendrobium, family Orchidaceae (Orchid). They originate from tropical forests in Southeast Asia, especially in the following countries:

• Vietnam: Central, Central Highlands and Southeast regions such as Gia Lai, Kon Tum, Dak Nong, Lam Dong, Binh Phuoc.
• Laos, Malaysia, Myanmar, Philippines,...

Dendrobium is an epiphytic orchid, growing on tree trunks or cliffs, with an average altitude of 300 - 1000m, humid, hot climate and scattered light, with strong vitality, drought resistance and good adaptability.

How to identify Dendrobium orchid

Image of flowers, stems and leaves of the dendrobium orchid.

Let's learn in detail about the morphological characteristics of the Dendrobium orchid to see if this wild orchid has anything special.

Close :

• Pseudobulb, round, cylindrical, 30 - 80 cm long
• Grows in straight or curved segments, usually yellow-green or silver-gray in color, darker when deciduous.

Leaves :

• Grow alternately on both sides of the body, 7 - 8 cm long, 1 - 2 cm wide, lanceolate or tapered, light green.
• The leaves will fall completely during the dormant season, usually from late fall to early winter, to help the tree concentrate nutrients in preparation for flowering.

Flower :

• Grow in clusters close together on one side of the stem.
• Each cluster has from 10 to 30 flowers, so it is also called a dozen flowers.
• Small flowers, 2 - 3 cm in diameter, thin petals but very sturdy.
• Petals slightly curved, flower lips slightly twisted
• The most common color is dark purple or light purple, some mutant lines are pure white, lotus pink,...
• Flowers have no or only a faint scent.
• Flowering time is from late winter to early spring, around January to March of the solar calendar.
• Flowers bloom for 15 - 20 days, depending on the weather.

Techniques for planting and caring for Dendrobium orchids to bloom on time

The pots of Dendrobium orchids are being nurtured.

Although the Dendrobium is a wild orchid with good vitality and high adaptability, to ensure the plant grows best and blooms on time, you need to pay attention to the following basic techniques.

Selecting and processing Dendrobium orchids

First, you need to pay attention to the selection of varieties and orchid treatment before planting because these are two key factors that determine whether the dendrobium orchid can quickly develop and adapt to the new environment or not.

Choose orchid varieties :

• Choose a tree with large, plump stems, not crushed, worm-free or fungus-free.
• Prioritize the body with many dormant eyes

Treatment of Dendrobium orchid before planting :

• Wash the seedlings under running water, soak in disinfectant such as Physan 20 or diluted Benkana for 15 - 20 minutes.
• Soak the seedlings in a root stimulant solution, for example 1 ml B1 + 3 drops Atonik + 1g N3M + 1 liter of water.
• Hang the orchid in a cool place for 1-2 days before planting or grafting.

How to grow Dendrobium orchid in pots or on wood

If you do not know how to properly plant Dendrobium in pots/graft wood, please refer to the detailed instructions below.

Step 1: Prepare the orchid growing medium

• Choose a substrate with good drainage such as wood, coconut fiber, charcoal, pumice, coconut fiber,...
• Clean the growing medium to prevent pests, fungi and diseases.

Step 2: Plant the orchid in a pot

• Put charcoal in the bottom of the pot, place the plant in the center of the pot, use coconut fiber to fix the base.
• Spread some coconut husks, coconut fiber + thin layer of moss on the surface of the pot to keep moist.
• Use a spray bottle to lightly spray water on the leaves to keep them moist, do not spray directly on the roots or base of the orchid.

Step 3: Graft the orchid onto the wood

• Place the orchid seedling on the wood so that the base of the plant is close to the wooden post, the stem facing the light.
• Use zip ties, wire or U-pins to secure the tree, avoiding damaging the trunk and roots.
• Hang orchids in a cool place.

Proper care of Dendrobium orchid

Proper care of the orchid is the deciding factor in whether the orchid can grow well, thrive and bloom beautifully or not. Please refer to the instructions below.

Watering properly :

• Maintain watering twice a day to help the plant retain moisture.
• Do not water the top of the tree, reduce watering frequency during rainy season.

Fertilizer for each stage :

• Growth stage (April - September): Use NPK 30-10-10 or NPK 20-20-20 fertilizer, can be combined with organic fertilizer to help the plant grow best.
• Flowering preparation stage (October - December): NPK 6-30-30 fertilizer to stimulate buds. When the tree loses all its leaves, stop fertilizing.

Orchid pruning:

• Regularly trim dry, rotten roots, wilted, yellow leaves to prevent fungus and disease.
• Clean the growing medium every 1-2 months with Physan, Ridomil Gold,...

Disease prevention for orchids:

• Common diseases such as soft rot, leaf spots, mealybugs,...
• Do not water too much, especially at night.
• Spray antifungal drugs such as Ridomil, Aliette,... every 1-2 months.
• Dilute the fertilizer, do not apply directly to the leaves as it will easily burn the leaves.

Technique to stimulate Dendrobium orchid to bloom on time

If you want your orchid to bloom in time for late spring - early winter (Lunar New Year), please refer to the following flower stimulation technique.

Flowering time :

• November

Perform water tightening - rest :

• Stop fertilizing, reduce watering from 2-3 days/time to 1 week/time and then stop completely.
• Once the tree has lost all its leaves, keep the tree completely dry for about 10 days.

Stimulate buds :

• November: Early December
• Flower stimulation with KNO3: Dilute with a dosage of 6g/8 liters of water, spray on the trunk and base of the tree every 5 days, spray about 2-3 times.
• Stimulate flowering with Atonik: Dilute 1ml Atonik/1 liter of water + 1ml B1/1 liter of water, spray every 5 days.

Care for the orchid after it buds :

• After about 15 - 20 days of stimulation, you will see flower buds starting to sprout along the stem.
• Water lightly every 2 days
• Fertilize with diluted NPK 6-30-30 every 10 days to nourish buds.

Distinguishing between Dendrobium and Vanilla Dendrobium

Vanilla Dendrobium and Dendrobium Centifolium.

Nowadays, many people are confused between Dendrobium and Vanilla Dendrobium because they have similar appearance. Below is a comparison table and distinction between these two orchid species, let's find out now.

Dendrobium orchid price list

If you want to try the Dendrobium orchid but don't know how much it costs, or if it's expensive, please refer to the detailed price list below.

Beautiful Dendrobium orchid pictures

Let's admire the entire collection of ten-flower orchids that we have compiled below to fully enjoy the rustic but "charming" beauty of this special wild orchid species.

Super beautiful ten-flower orchid grafted on wood.

A huge wild dendrobium orchid bush with hundreds of stems.

Close-up of the beautiful purple Dendrobium orchid flowers.

White Dendrobium.

The branches of Dendrobium orchids are in full bloom.

The dendrobium orchids are blooming in the night.

Dendrobium branch with mutated ten-flower orchid with pure white color.

With unique flower shape, easy to grow, good adaptability to Vietnam's climate and flowering on Tet holiday, Dendrobium tenifolia is a perfect choice for those who are new to orchid growing or those with many years of experience.

Don't forget to visit the Blog section of orchid-vn.com to discover more interesting things about the world of orchids so that you can choose for yourself the most beautiful and suitable orchid pots.