It is better if the new pots are bigger than the one the plant is in because it will give the bamboo division room to grow and establish quicker. Running bamboo species put out more runners than clumping bamboo so they're likely to become root bound much faster. Black bamboo (Phyllostachys nigra) has green stems that gradually turn black as they mature, creating a striking contrast with the green foliage. See Plant Bamboo for more about plant care. Late winter to early spring is the best time to divide and transplant black bamboo. Giant and timber bamboo species need an allowance of somewhere between 15ft and 25ft in between each plant to give them enough room to grow. Use the following as a guide for the spacing needed to allow your bamboos to grow freely. Bamboo will grow and spread quickly, but there is no real way to direct it into far corners of the garden. It will also mean you won't have to go through this process again very soon. If needed, pour some water on the root mass to loosen the dirt and roots. Dig up the clump of bamboo. Outside of mild climates, give the plant time to get established before winter. Decide how the bamboo clump should be divided (halves, thirds, quarters, etc). See Plant Bamboo for more about plant care. Bamboo is one of the most decorative and useful members of the grass family. Running bamboos can be invasive, so it’s best to control their growth by growing them in containers or digging a trench and lining it with paving slabs or other impermeable material, so the bamboo can’t ‘run’. This would be particularly useful if you want several plants to create a windbreak or privacy screen but can't afford to buy enough plants. You can plant the entire rhizome or cut it into sections, each with one or more culms. Bamboo is a type of grass. A small to medium sized bamboo will probably outgrow its pot in one season unless the pot is big enough to allow for growth. Decide if you want to divide it in half, thirds or quarters. Plant the bamboo so its rootball sits level with the ground surface. Dividing during the late winter or early spring (before the new shoots emerge) is the ideal time to make divisions. Running bamboos send out root like rhizomes underground and can spread many feet each year. Support the culms in the correct upright position while carefully filling around the roots with your soil/compost mix and press the soil down around the bamboo to make sure it is stable and secure, and not wobbling around. Move the loosened dirt aside by hand until the rhizome is uncovered. BTW - the bamboo is about 3m tall and each root is abou 40cm wide. Prepare the location for your new bamboo plant before you start the division by digging the hole to a depth that matches that of the root ball and two times as wide; Get your soil and compost mix ready to put around the roots, an average mix of 50% of the soil you dug from the hole and 50% well-draining compost. With running bamboo, they extend outward, parallel to the ground, and with clumping bamboo they tend to bend upward. They spread very quickly, by as much as 5 feet each year. Clumping bamboo grows a tangled thick root mass in which individual culms develop from a single rhizome. Try to have several stems in the mass. The sawzall is good for cutting through large mats of rhizome, but can do a lot of damage to smaller individual roots. Part of the series: Bamboo Growing 101. I am working at the nursery completing an internship through the South Puget Sound Community College’s Horticulture program. It won't take long for them to get established and fill in the gaps! This is a blog dedicated to my experiences at the Outdoors by Design bamboo nursery. You can take a smaller number of culms from larger plants if the culm(s) you divide have enough roots but it will take longer to establish a new plant. Prepare the location for your new bamboo plant before you start the division by digging the hole to a depth that matches that of the root ball and two times as wide. Depending on the species, the size of the final grove varies between 1 and 2 meters (3-7 ft) in diameter. Whether it is the right season to divide your plant will depend on your climate and location. To plant clumping bamboo in the ground, dig a hole twice the size of the rootball. There are more than 1200 types of bamboo, but they are broadly divided into two kinds; Running and Clumping bamboo. Dividing in the wrong season may have disastrous results for beginners. Place the bamboo division in the ready prepared location, checking the soil level is correct with the top of the root ball. Bamboo generally falls into one of two main types. Soak with water. Some species of running bamboo … Among the 90 genera and roughly 1,500 species of bamboo, we like to divide them into two simple categories. How to Care for a Divided Bamboo. Let’s go over how to repot bamboo. The smaller the planter the more often you will have to divide the plant to keep it healthy. Not everything on this list may be needed; it all depends on how big the bamboo is and whether it is in a container or in the ground. Site Map, © 2007 - 2020 bamboo-inspiration.com. As the horizontal rhizomes extend outward, they eventually produce fresh shoots, new culms, growing upward. Find the rhizome where the plant should be divided by pushing the tip of a shovel or spade into the soil and carefully loosening the dirt. The first step in repotting is to remove the bamboo … If you re-pot a bamboo at the end of the growing season and it gets windy it will move about in the pot because it won't have had enough time to grow new roots for stabilisation. Whenever you do it, it helps to use a sawsall to cut through the roots and to top the plants so only about a third of the top growth is left on the part you want to divide off. Split bamboo in the early spring when the new shoots are just emerging, and the new splits will establish strong … Lets Divide our Bamboo by root division. Whether it is the right season to divide your plant will depend on your climate and location. How to Grow Bamboo From Plant Cuttings. Sometimes, but not always, these monopodial bamboos can spread very … Stones for in the bottom of the pot to aid drainage and give weight. Please see my page on Bamboo Division for information on seasons and a list of tools that you'll need. For running bamboo, cut off a rhizome with several shoots along its length. Plastic sheet for wrapping root balls to make sure it doesn't dry out, particularly if one division has to wait while you put the other in a pot. It's much easier to control. Plant in new location as soon as you can and if you have to transport the division, wrap in plastic and ensure the roots are kept moist at all times. A reciprocating saw can be … Running bamboo spreads rapidly, sending out long roots and rhizomes. Newsletter - Have a look round your existing clumping bamboo plant to see where you can best detach part of it for the division. Drive the shovel into the bamboo root mass. The amount of time between repottings depends on how quickly your bamboo spreads. Saw (hand saw or electric, whichever you prefer), Garden pruners or secateurs, and Shears may also be useful, Axe (not needed for smaller plants but may be needed for a large ground planted bamboo). Potting Bamboo Plants. 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