This will give the orchid adequate time to dry before the temperature drops at night. Brilliant. These orchids like to be damp, although not soggy. Grow your oncidium in a bright east, south, or west-facing window. From September until February, feed with high potash (4:4:8), using it at half strength at every second watering. The questions are answered before I even think of asking them! unlocking this expert answer. The single most important variable when growing orchids indoors is light. You can get your copy here. I'd love to hear from you! Orchids, that’s what Rik Claessen wanted to know everything about. This is From late April until mid-August, this should be doubled. An Odontoglossum orchid is a cool grower. These plants can grow 1-3 leaves per pseudobulb. Temperature and light Orchids like a variety of temperatures, so choose the best position in the house to suit the needs of the particular orchid you are growing. Odontoglossum orchids are rather hard to grow – Odontoglossum orchid care has particular difficulties. The Greek words odonto means “tooth” and glossa, A little “gift” for reading this article all the way to the end :-)). If an orchid was deemed worthy of an award, then its image was captured for posterity by an artist, usually one copy was retained by the grower, and a second copy was archived for comparison should a similar bloom be presented at a later date. How to grow the most popular varieties of epiphytic oncidium orchids, including tips on watering, blooming and light requirements. Epiphytic orchids are not parasites – they produce their own energy by photosynthesis and get their water and nutrients from the air, the rain, and from the dust and organic debris that accumulates around them. Oncidiums/Odontoglossums enjoy moist air, requiring a minimum of 40-50% humidity in the immediate vicinity of the plant. Copyright Too much light can scorch the leaves, so don’t stand in direct sunshine. They are cool growers and are almost all epiphytes (air dwellers). The abbreviation for this genus is Odm in horticultural trade. If your orchid is receiving too much light the leaves may get reddish streaks or the foliage may sunburn. A great inside location to place your Odontoglossum is on a western or eastern facing windowsill or within one foot of a southern facing windowsill. where the Odontoglossum orchid genus gets its name. Keep the room below 74 F. (23 C.) during the day and about 50 to 55 F. (10-13 C.) at night. It is important to never fertilize an orchid that is completely dry because this can cause severe damage to the roots. Temperatures a little outside these extremes can be tolerated, Ventilation should be used from March to September. As discussed in this orchid plant care article on temperature, Odontoglossums are cool growers and the temperature requirements for them are daytime temperatures somewhere between 65°F to 75°F (18.3°C to 23.9°C) and night temperatures between 50°F and 55°F (10°C to 12.8°C). Orchids are Epiphytes. Some of the Odontoglossum orchid hybrids can even produce multiple spikes with multiple blooms. Now becoming popular as an easy to grow species, but also because of the colorful and long lasting flowers. 1999). But some species Phalaenopsis orchids are not so easy to grow, and some considered particularly difficult. The water should be at room temperature, or slightly warm. If you are growing your Odontoglossum in bark medium you should choose an orchid fertilizer that is higher in nitrogen (30-10-10) because when the bark breaks down, the process uses up a lot of the nitrogen. The tips on what to do with the orchid after it's finished blooming have been invaluable to me. Odontoglossums love fresh, airy conditions and we find it is a good idea to install a circulating fan, running all the time. The older pseudobulbs will drop their leaves over time but remain plump to serve as support and water retention for the newer growths. At the base of the Odontoglossum orchid there is a The Green Thumb Club includes a number of different benefits – including weekly lessons on all different orchid care topics delivered to you in a special, password-protected members area. This can be remedied by floor damping in the early evening. To maintain a moist, well-draining environment for this orchid, plant it in a mixture of 1 part coarse sand, 1 part shredded peat, 1 part coarse perlite, and 4 parts fine bark. The plants will grow from one to three leaves per pseudobulb. Orchids seem to do best if a greenhouse is devoted solely to their cultivation, though some types such as Odontoglossum grande and Coelogyne cristata will succeed very well in a general collection of plants. These benefit from a lower temperature at night, in order to initiate flowering, usually during early spring. see new roots begin to emerge. At night, allow the temperature to drop somewhere between 65 and 75 degrees. Potting Repotting is best carried out from January to June or late August to early October. If the Odontoglossum doesn’t have enough water, the leaves will begin to pleat and the pseudobulbs will begin to look shriveled. (By the way, this link here will give you access to 50% off the cost of membership. However, do not place them in the middle of the room as they need to be close to a certain amount of light to do well. There are even some hybrids which produce multiple spikes, accompanied by multiple blooms. Place your Oncidium a bit closer to the window than you would a Phal. is you being able to mimic its natural habitat as closely as possible. Choosing Your First Orchid. Before repotting, you should always trim away the damaged roots with a sterile cutting tool. It is in very simple terms, gets great reviews and is easy to follow and understand. Odontoglossum. The best time to repot your Odontoglossum is usually in the spring, once the orchid has finished blooming and you start to see new growth begin to show. Odontoglossum orchids should be fertilized about twice a month with a diluted fertilizer solution. If you’d like to learn everything you need to know about Odontoglossum orchid care (and caring for ALL types of orchids) we also have something called the Orchids Made Easy Green Thumb Club. It is better to water in the morning, so that the orchid will give time for the substrate to dry, before the night temperatures drop. 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