View Profile View Forum Posts Private Message View Articles Published on December 31st, 1969 09:00 PM Number of Views: 22022 Categories: Cattleya; It is bound to happen. I would soak the roots for a bit to make it easier to determine which roots are good. If you’d like to download this as a handy cheat sheet, right-click the image below and select “Save Image”: We recommend printing it off and keeping it by your orchid. You may need to cut the pot away to avoid damaging the plant. Make sure the temperature stays above 55 degrees Fahrenheit. Wrinkled pseudobulbs are a sign that the orchid needs more water. It takes a lot of resources for your plant to grow flowers, so it’s usually seasonal and you shouldn’t expect it to be in bloom all the time. Oncidiums don’t like too many minerals in their water, so distilled water is a good option. If you’re worried about this, you can buy a thin cloth screen to put over your window. They require lots of light, and you should take extra care when choosing a potting mix or repotting an Oncidium, due to their relatively fine roots. Wait until the plant has finished blooming, to avoid damaging it. Bark should be replaced about every-other year. well, everything i've read says oncidiums are pretty hearty plants, so i think it will live through a repotting whether it was necessary or not. The conditions you provide should mimic this environment. Once you have in your hands a specimen sized orchid, sooner or later, you will need to divide it. Repotting should be done after the growth season. Oncidium (14) Other (16) Phalaenopsis (20) Slipper Orchids (14) Recent Orchid Articles. A short video on repotting an Oncidium. Cut into divisions, with very hot shears or knife, then place a dab of fungicide ( Dithane M45 or Captan 50% WP ) paste over the cut areas of each division. You can use a sterile blade to help, but only when necessary. Related: How to Prune an Orchid: Step by Step Guide. You can plant the fresh divisions in … Orchid Board - Most Complete Orchid Forum on the web ! Depends how old the media is. Because they have relatively fine roots, don’t use a very coarse mix as you would for a Phalaenopsis – go for a medium-grade mix instead. These plants have extremely fragile roots, so take care when repotting an Oncidium orchid. A short video on repotting an Oncidium. Along with the many hybrids these cool to warm growing orchids are one of the easiest of the epiphytic orchids to grow. Oncidium, abbreviated as Onc. i figure there have to be some good roots in that system to keep supporting a fairly large plant - four pseudobulbs and two new growths with leaves about a foot and a half to two feet. This watering pattern mimics the bouts of heavy rainfall in your orchid’s rainforest habitat. Bear this in mind when choosing a potting mix. Temperature is also split, dividing itself to intermediate temperatures to warm temperatures. And whether or not a bigger pot is needed depends on the size of your plant. from 50-60F and 70-80F during the day. You can use a variety of types of saws to divide … When dividing Oncidium Alliance plants, always divide into parts with at least four (4) psuedobulbs. Oncidiums require plenty of light, and although these orchids are more tolerant than other species, the light should be indirect. The Cattleya orchid on the right above has a linear growth pattern. Then, start dividing your orchid into pieces with at least 3 to 4 pseudobulbs per piece. Oncidiums have large pseudobulbs at the base of the plant. Mini Fragrant Cattleya Type Orchids … Related: How Often Do Orchids Bloom? Dividing orchids during the repotting process makes it easy to separate them, and you can wrap divisions loosely in moist paper towels to transport them to a … Gardeners commonly use plant propagation for several reasons. This will never happen if you keep dividing it and up-sizing the pots to fast. 12. Aug 5, 2019 - Orchid Care: Dividing and repotting Oncidium Orchids and similar Orchids. When grown indoors, these plants can be placed in an east-, west-, or south-facing window. Do you have any secrets or tips for growing Oncidiums? With their natural habitat in mind, let’s break down each care aspect in a bit more detail. It’s event season! To judge whether your plant needs more water, you can look at the pseudobulbs. Nov 26, 2016 - I remember someone who said to me that she hated to grow cymbidium orchids because they needed to be repotted and divided after the plants had been filling all the room in the pot. Divide the clump by cutting the rhizome with clippers. The easiest way to propagate a Dancing Lady orchid is by division, once it grows large enough. Because Oncidium orchids prefer to be in tighter pots, repotting should be done infrequently. Odontoglossum and Oncidium intergeneric hybrids are comprised of a large group of orchids from many different genera. The potting medium used for Oncidiums should be fairly loose and should drain easily. How to Split Orchids. Splitting an orchid into two or more parts is a propagation method that also sparks healthy new growth. Orchid Potting Mix: Care Guide & Information, Best Orchid Pots: Beginner’s Buying Guide, How to Repot an Orchid: Step by Step Guide, the flowers can last for a few weeks or even a few months, How Often Do Orchids Bloom? You can also use the “hand test” – on a bright, clear day, hold your hand about 12 inches away from the leaves of your plant. It’s also possible your orchid has sunburn due to too much direct sunlight. To water your orchid, immerse the pot in water until the potting medium is soaked through. Different species of Oncidium orchid bloom at different times throughout the year. To divide these orchids, first unpot the plant and remove the potting mix from around its roots, as when repotting orchids. Repot these pieces in fresh potting mix and care for them just as you would with a new plant. Generally Oncidiums are planted in either an orchid bark mix or New Zealand sphagnum moss mixed with tree fern fiber. Dividing Orchids. The rule of thumb is to make the largest division practical, because the larger plants produce the best and most flowers. Please share it if you find it useful! Propagation is the process of taking a cutting from a plant, or dividing the plant itself in half, and then planting this new cutting. Plants with thin leaves will require slightly more water than those with water-retaining leaves. Some species will even flower multiple times within the year. If you need to, you can increase humidity using a humidifier or humidity tray. To get the best results from Oncidium, it is important to get the basics right. Oncidium. That’s multiplying by dividing. So, you should aim to keep the temperature around 75-80 degrees Fahrenheit during the day. Oncidium Orchids are a colorful easy care group, sometimes referred to as 'Dancing Girl' Orchids. To date, more than 700 species of these orchids are known. PLUS, i learned all these interesting things about the root system, so definitely not a complete loss all around. 256 ORCHIDS APRIL 2005 WWW.AOS.ORG GROWING WITH ORCHIDS GREG ALLIKAS SOONER OR LATER, ALL SUCCESS-ful orchid growers will be faced with the task of dividing a thriving plant that, for various reasons, cannot be moved to a larger container. It really helps us out! Again, use a sharp sterile blade to do this and be careful not to remove too much healthy tissue. Reviving an Old Cattleya Pseudobulb by . However, they are more particular about care than many other types of orchid. If the shadow cast by your hand is clear and dark, you’ll know you have enough light to support an Oncidium. See Oncidium orchids (warm section)for details of these. A mix of bark and sphagnum moss in equal quantities works best. As a result, you get more orchids. Photo credit: orchidgalore via photopin and oncidium via photopin cc. Leave a comment below and let us know! Oncidium (say “on-SID-ee-um”) orchids are New World orchids, found in South and Central America and the West Indies, with one species in South Florida. This will prevent the plant from wasting any further resources on them. The cutting sprouts and an entirely new plant is created. If you find it useful we can do some on other genera. As a general rule, monopodial orchids will not need dividing. You may need to cut the pot away to avoid damaging the plant. First, it is a perfect wa… It is best to let the plant become large and overgrown in the pot before dividing. Oncidiums grow in the wild, primarily in jungles of Central and South America, and the West Indies. Oncidium orchids, often abbreviated as Onc., is a popular genus of orchids that many green thumb gardeners love to care for. If your orchid hasn’t bloomed for a while, first you should check when this normally happens. Divide, leaving 3 growths per each division. This plant can stay in a 4 inch pot for 2-3 more years. Save my name, email, and website in this browser for the next time I comment. Related: Orchid Potting Mix: Care Guide & Information, Related: Best Orchid Pots: Beginner’s Buying Guide. Finding a good position and watering correctly will usually ensure they do well. While you cut through the roots, hold your groups of pseudobulbs together so they don’t break apart. To do this, carefully remove your orchid from its pot. goodness, i can't seem to get enough of you guys this week! Again, you can get a meter to measure this. In this care guide, we’re going to take a closer look at these wonderful plants and their care requirements. Many orchids will grow cold and tolerate light frost but if they are grown a bit warmer they will make stronger growths, more leads and better roots. If you’re still not sure, check out our article about this common issue for more detail. Oncidium Sharry Baby is one of the best known orchid hybrids, a lso known as the chocolate orchid and not for its colors, but for its delicious fragrance.. However, it’s important to maintain good airflow around the plants to prevent bacteria and rot. An important first step in learning to care for any type of orchid is to understand the conditions in which it grows naturally. It is cross between Oncidium Jamie Sutton (Oncidium sotoanum x Oncidium anthocrene) and Oncidium Honolulu (Oncidium leuchochilum x Oncidium … This species is widely available and is great for beginners. Oncidium orchids, also commonly known as “Dancing Lady” orchids, are known for their vibrant colors and uniquely shaped flowers. If your Dancing Lady orchid is starting to develop yellow leaves, there are a few possible causes. These plants should live in an area with at least 40 percent humidity, although humidity levels between 50 and 60 percent are ideal. Think warm, humid, with plenty of indirect light through the tree cover, and you’re well on your way to knowing how to care for one. The roots should be allowed to nearly dry out between each watering session. Hey there! Sparingly, when pseudobulbs start to wrinkle, Medium-grade mix of 1:1 bark and sphagnum moss, Expose to cooler temperatures to encourage blooming, Weak 30-10-10 fertilizer, every 2 to 3 weeks, Remove old spikes and rotten pseudobulbs, when necessary. … Oncidium is a gender with around 325 species spread throughout the North of Mexico, the Caribbean and in the South of Florida to South-America. from Oncidium Alliance, Problem with browning leaves on Miltoniopsis and my other Oncidium Alliance chids, Currently Active Users Viewing This Thread: 1. I find that many beginners in orchids mistake old roots for bad roots. These are Zygopetalum, Dendrobium, Dendrofalenopsis, Cumbria, Fantasy Music, Black (Black) orchid, Oncidium … Be very careful not to damage the fragile roots. This means that in the wild, they grow on trees by clinging to the bark. Also known as the Oncidium Alliance. Related: How to Propagate Orchids: Complete Care Guide. Check out our fertilizer guide for more detail on how to choose the right type of fertilizer and apply it correctly: Related: Orchid Fertilizer: Everything You Need to Know. You can find a variety of pots specifically for orchids, such as net pots and clear plastic pots, at your local garden store. Dividing orchids means removing the plant from its current pot, cutting it into smaller parts and placing the parts in new pots. Osmunda fern fiber is another great option if you’re able to find it. Dividing orchids can be a scary thing, especially for orchid beginners. no, that's actually a perfect explanation for the roots, thank you! Intermediate oncidiums love having night temp. If a plant isn’t blooming, it can be exposed to slightly colder nighttime temperatures. Need help with I.D. The Oncidium orchid on the left above has a circular growth pattern. Check out our repotting guide to learn how to do this safely. ... Orange Orchids Available Now. Make sure the water isn’t too cold or hot, as this can damage the roots. thank you very much for the incredibly informative reply! You can find them growing high in the Andes, and in the Amazon rainforest. (And How Can I Make It Happen? Remember, brassia orchids do not like to be disturbed by frequent repotting. Other methods such as cuttings and Keikis are uncommon. Dancing Lady orchids prefer warm temperatures. so today i'm repotting an oncidium alliance that's finished flowering - the spike has gone brown and papery. Oncidiums can be divided when there are 6 or more pseudobulbs. There are over 300 species of oncidiums, but the most popular for home growers are the yellow or … This will vary depending on the exact species, even with the same genus. Then, cut the rhizome between growths, leaving … The Oncidium Alliance ... A video of re potting and dividing an Oncidium in bark. Sympodial orchids (such as cattleyas and oncidium) grow on rhizomes and spread along the surface of the pot. Cymbidium orchids are beautiful, hardy, and easy to care for although there comes a time when they need to be divided & repotted. It will grow in any direction and often puts out more than one new shoot each growth phase. Related: How to Water an Orchid: Care Guide. Then, start dividing your orchid into pieces with at least 3 to 4 pseudobulbs per piece. Remove older bulbs that have no foliage. Remember, the light filters through the treetops in the wild, rather than striking the plant directly. Look up your particular plant online and find out when to expect this. Using a sharp blade, carefully cut the spike close to the pseudobulb. Try to leave less than an inch of the spike. Sterilize your tools with boiling water and alcohol, to avoid the risk of bacterial or fungal infections. A good guideline is 2000 to 4000 footcandles of light. Many large cymbidium orchids are too dense and strong to divide with your hands. They can also sometimes grow on rocks. Just make sure you don’t overdo this, and remember that the best way to get your orchid to flower is to give it the best all-round care. For Oncidiums, it’s best to pick a pot that’s slightly on the smaller side, as they prefer a snug fit. It’s fine for the temperature to drop a bit, however, as that will help the plants bloom. Then, drain it thoroughly and make sure there is no standing water left. For blooming size plants, a minimum of 3 to 5 bulbs per division should be kept. Dancing Lady orchids are usually epiphytes, depending on the variety. You can use a standard household thermometer to measure this. Pots should have several holes in them to promote drainage and airflow. Oncidium do best when they are overflowing all sides of the pot. Since propagation is an asexual means of reproduction, this plant will be a direct clone of the parent plant and will have all of the same features and characteristics. If you want to check whether you’ve got this right, the most reliable way is to buy a light meter. The easiest way to propagate a Dancing Lady orchid is by division, once it grows large enough. After the blooming season has finished, you can remove the old flowering spikes from your Oncidium. I can't be sure, but to me it looks like the roots visible in your photos are mostly good - I would suspect there may be dead ones in the center of the mass. This should take about 10 to 15 minutes. The Odontoglossum/Oncidium alliance is very popular among orchid growers due to its cultural flexibility and striking sprays of long lasting flowers. This may induce the plant to flower. When dividing a cymbidium orchid, aim to have between three and five healthy bulbs in each division as that will ensure the plant flowers again next year. If you enjoyed this article, please share it using the buttons below. They are predominantly epiphytes, but sometimes also lithophytes and terrestrial plants. It is important not to trim the stems of the plant once the flowers have gone, as flowers often bloom on the same stems over and over. Remember that it’s best to err on the side of underfeeding your orchid, as too much can burn the delicate roots. Because they generally grow with their roots exposed to the air, Dancing Lady orchids require specific watering routines so as not to rot the roots. When we get new plants, we don't know how old the media is, so it is generally recommended to repot new plants. Why Are My Plant’s Leaves Turning Yellow? wetfeet101b. Dividing & Repotting Your Cymbidium. They should be repotted about once in every two years. As epiphytic orchids, they absorb a lot of the moisture they need from humidity in the air, through their roots. You can try to induce blooming by lowering the temperature at night, and by applying fertilizer. Check the roots to see whether this is the case, and make sure your pot and medium have sufficient drainage. The oncidium orchid is often called “The Dancing Lady.” ... and have the same culture requirements as the Oncidium alliance. This will often ensure similar lighting conditions. Related: How to Repot an Orchid: Step by Step Guide. Sympodial orchids can grow in one of two different ways. You might be over-watering it and causing root rot. This makes them very popular with orchid enthusiasts. Use a 30-10-10 orchid fertilizer and dilute it to quarter to half strength. To do this, carefully remove your orchid from its pot. Once the plant blooms, the flowers can last for a few weeks or even a few months. There is nothing bad or rotted about any of the roots in the photos. Too much direct light can cause sunburn. If it's divided up any smaller it will take longer to flower. This group of orchids used to be known as Odontoglossum (tiger orchids). The average temperature in the Amazon, for instance, is about 77 degrees Fahrenheit. After repotting, it’s important to give them enough water to ensure proper growth of the roots. It's best to give it room for 2 years growth. We also recommend Oncidium flexuosum, which requires less watering and fertilizer than most other species. in the horticultural trade, is a genus that contains about 330 species of orchids from the subtribe Oncidiinae of the orchid family (Orchidaceae).As presently conceived (May 2014), it is distributed across much of South America, Central America, Mexico and the West Indies, with one species (O. ensatum) extending into Florida. Monopodial orchids (like vandas and phalaenopsis) grow upright from one growing point, producing roots and sometimes offshoots (keiki) on either their stems or flower spikes. This will diffuse the light, while still letting most of it through. Oncidium will look much better when they get to 6-8 pseudobulbs and 3-5 spikes. Make sure the light is indirect. To stop the rot spreading, you may need to remove the rotten pseudobulb. (And How Can I Make It Happen?). Now classified as Oncidium, they should not be confused with the orchids traditionally bearing this name that need warm growing conditions. Alternatively, you can keep your plant in one of the more humid rooms in your house, such as a kitchen or bathroom. In addition, you can give your plant some fertilizer every 2 to 3 weeks, which will help provide it with the nutrients it needs. 5-10 minutes should suffice. As we’ll see later, a combination of bark and moss tends to work well. Since we frequently get new plants while they are in bloom, I, at least, do re-pot when they are finished blooming. That is why oncidium should be selected for each type of orchid own, special care. Two divisions of the plant are now available. Just make sure to check the actual humidity, temperature, and light levels there, as this varies from home to home. Oncidium orchids have thin roots so repotting is a very delicate job. Do NOT follow this link or you will be banned from the site! Phalaenopsis (Moth Orchid): Care Guide & Pictures, Cymbidium (Boat Orchid): Care Guide & Pictures, Vanda Orchids: Beginner’s Care Guide & Pictures. Dividing orchids is a common way to propagate the plants and is fairly straightforward. Any that are firm are good. If you’re like most people you are probably wondering if it’s the right time to divide your Orchid. Instead, use a saw or spade to cut the plant into sections. These are a thickened part of the stem used for water storage. The temperature should not drop below 55 degrees Fahrenheit at night. Like most orchid species, Oncidium orchids prefer medium to high humidity. If you’d like to see all this in action, check out this great YouTube video from MissOrchidGirl: Here are some common questions about Oncidiums: Some species of Oncidium are easier to grow than others. ), Orchid Fertilizer: Everything You Need to Know, How to Prune an Orchid: Step by Step Guide, How to Propagate Orchids: Complete Care Guide. If you’ve accidentally over-watered your orchid, you may find its pseudobulbs starting to go mushy and rotten. We use cookies to ensure we give you the best experience on our website. These are often combined with a thermometer, which is handy.