Air layering as a bonsai cultivation technique bonsai empire. In guava, two types of layering is commonly adopted viz air layering and moundstool layring. Guava cultivation in india production area, climate. Stem cuttings stem cuttings are made from the young portion towards the end of the branches. Air layering is usually done in the months of june, july and august. For layering, at least one hundred uniform twigs were selected from all directions on healthy trees. Airlayering should always be done during the spring, when the tree already started growing after its winter rest. Studies on effect of month and iba concentration of air layering in guava psidium guajava l. Production guide for guava bureau of plant industry.
Air layering this method is used on the tip of the branch, when stems are usually younger then one year old. Manga and others published studies on effect of month and iba concentration of air layering in. Marcotting or air layering low branches of guava are bent down, with about 1215 cm of the branch is covered with soil and kept damp to induce root formation. The disadvantage of the latter method is that seedlings do not always reproduce the characteristics of the parent. Air layering was the main method for the spread of guava in the old days. Air layering in guava is laborious and time consuming but such technique is recommended by ahmed 4 uneconomical.
But layering and that too air layering remains the best method of propagation for this crop. Air layering was performed by giving the circular rings of 34cm wide by removing the bark on twigs. For commercial cultivation, it is best grafted onto a. The procedure was to wound the stem or branch of a plant and enclose the wounded stem with moist sphagnum moss or similar rooting medium. A branch of 510 mm in diameter is selected and bark of. Air layering of muscadine grapes, north carolina university, cooperative extension. Seedling trees produce fruits of variable size and quality although such trees are generally longlived. Select a branch of about one year old and half an inch thick. Effect of different concentrations of naa on air layering. Studies on effect of month and iba concentration of air. However, this information is also linked to other methods. To day i will share how to air layering or marcotting guava tree. Vegetative methods like cutting, air layering, grafting, and budding are used for propagation of guava. It can be done best by cutting, grafting, air layering, and budding method.
Materials and methods guava trees of the variety bau5 were selected for performing air layering. Sep 25, 2017 artificial vegetative propagation in plants september 25, 2017 author biology, botany 0 vegetative propagation is a form of asexual reproduction occurring in plants in which a new plant grows from a fragment of the parent plant or grows from a specialized reproductive structure from the stem, root or leaf. This is the method of vegetative propagation to prepare new seedling in guava. Influence of indole butyric acid iba concentrations on air. Air layering has been observed to be the most successful commercial method practiced for guava.
For extra benefits lets read, learn and practice from other. The plant should be trained to a lowheaded system of open centre or delayed open centre keeping scaffold limbs having wide crotch. The use of plant growth regulators to increase the efficacy of propagation in cutting and layering are now common and moreover, use of growth regulators has opened a new vista for nurserymen for propagating. It is one among the various special methods of layering which also include tip layering, simple layering, compound or serpentine. Prepare new seedling of guava, air layering in guava gooty in guava to prepare new seedling. Anta, baran, rajasthan 325202, india abstract an investigation was undertaken to study the effect of different doses of pac1obutrazol pbz and different colours of polywrappers on rooting and success of layering in guava. Psidium guajava, the common guava, yellow guava, or lemon guava, is an evergreen shrub or small tree native to the caribbean, central america and south america.
Since a shoottoroot ratio must be maintained, larger or smaller bags may be used when airlayering larger or smaller branches. While grafting and budding in guava need suitable rootstocks beside taking long time and requiring much more care with very little success. Branches from well developed trees, free from pests and diseases are selected for airlayering. This type of soil is best for growing guava tree faster. Limbs of l 2 inch or more in diameter are girdled by removing a strip of bark about one and onehalf times the width of the. Studies on clonal multiplication of guava psidium guajava l. A strip of bark is cut approximately 2 cm wide on the stem about 20 cm from the tip just below a leaf stalk, or join. The best time to do air layering is when the plant starts growing new leaves. Guava trees produced by air layering or cuttings generally have a. One of the difficulties with budded and grafted guavas is the production of water sprouts and suckers from the rootstocks. Effect of iba concentrations and time of airlayering in. Pdf effect of iba concentrations and time of airlayering in guava. Hommaya gurung plants a guava seedling made by air layering.
In order to pot the air layer, remove the foile from the newly formed roots. Effect of time of air layering, iba concentrations, growing media. Propagation of olive cultivars through air layerage. An improved method of air layering recently described by grove 2 for rooting lychee and other trees has proved to be an excellent method for propagating the guava. Rooting and acclimatization of in vitro raised plantlets.
In layering, success depends on the early beginning of the root and on the formation of sufficient fibrous roots. However, due to the development of gwdresistant rootstocks, this method is no longer used in nurseries on a commercial scale. Effect of different concentrations of naa on air layering of. Psidium guajava, seeds, grafting, cutting, air layering, tissue culture. Air layering is a useful method of producing roots on the stem of indoor landscape plants that have become leggy through the loss of their lower foliage. Download the latest version of guava jar file from guava18. The results indicated that iba 10,000 ppm was found to. The air layer should then be watered and may be given a liquid drench of a dilute solution of 202020.
One of the causes for variation has been observed to be the age of shoots trees used in air layering. Pdf studies on effect of month and iba concentration of air. Tropical fruit trees fruit trees for sale online at pepes. The farmers handbook, the fields chapter 8 air layering why do air layering. The wound is then surrounded with a lump of moistureretaining medium such as sphagnum moss or cloth, and then further surrounded by a moisture barrier such as plastic film tied or taped to the branch to prevent moisture loss or. The tourniquet method involves tightly wrapping the trunkbranch with copper wire to block the stream of. Aug 14, 2018 air layering was used only by the highly trained plantsman. However, stooling or mound layering in nursery beds in guava farming is the cheapest one for rapid multiplication of plants. This air layering method has worked well enough for me on the garden plants i propagated like the hibiscus, a chinese bell flower plant, nong nooch vines and several mandevillas. About 177 pathogens are reported on various parts of guava plant or associated with guava fruits, of which, 167 are.
The climate of the region plays a crucial and significant role in realizing better success rates with this method rymbai and satyanarayana reddy, 2010. Asexual propagation methods also include cutting, budding, grafting and airlayering. The method is quite rapid and is relatively simple. Guava can be propagated by air layering, ground layering, inarching, root and shoot cutting and budding. However the success of air layering varies from place to place. Guava tree air layering propagation with cocopeat youtube. Apr 18, 2012 how to grow roses from cuttings fast and easy rooting rose cuttings with a 2 liter soda bottle duration. The plastic is brought up around the moss and secured at the top. Air layering is a method of propagating new trees and shrubs from stems still attached to the parent plant. The top can be attached with wire so it can be loosened to allow for watering, or a small hole can be made in the plastic for this purpose. However, greater deal of variation in per cent success is observed in air layering. It is made into syrup for use on waffles, ice cream, puddings and in milkshakes. Rapid method of propagating the guava, subtropical experiment station, homestead, florida pdf. The stem is wrapped with damp moss to encourage roots to form.
Air layering, also called marcotting, marcottage, pot layerage, circumposition and gootee, is a vegetative method of plant propagation which involves the rooting of aerial stems while attached to the parent plant. Soaking of seeds in water for 12 hours gives about 90 per cent germination. Effect of time of air layering, iba concentrations, growing media and their interaction on the rooting behaviour of pant prabhat guava psidium guajava l. An experiment was conducted during rainy season in the year 201415 to study the effect of different iba concentrations and time of air layering on rooting and success of air layers in guava under. Airlayering is the most popular commercial method of. Artificial vegetative propagation in plants online science.
Add lots of compost and manure to the soil and some river sand to make it free draining. In general guava is propagated by vegetatively through budding, inarching, veneer grafting, and air layering. Wedge a toothpick or small piece of wood into the cut to keep it from closing, then wrap the moss around the cut and secure it with floral ties or plant twine. The farmers handbook, the fields chapter 8 air layering her air layered orange 14 15 subjects related to air layering this chapter provides enough information for you to be able to do your own air layering on fruit trees.
Air layering vs grafting propagation forum at permies. As reported earlier the guava may be propagated by vegetative means as cuttings, air layering, grafting and budding. What is the right time of year to air layer a deciduous tree. Airlayering is usually done in the months of june, july and august.
The guava may be propagated by cuttings, grafting, air layering, but is commonly grown from seed. The experiment was conducted to study the effect of cocopeat and sphagnum moss on rooting, survival and growth characters of rooted air layer plantlets under open and polyhouse nursery in guava during 200809. Time of guava propagation is febmarch and julyaugust. With grafting, if you mess up the cut in the scion you can usually just recut the scion wood a little higher up. Air layering marcottage air layering, or marcottage, is the most popular layering system for tropical fruit trees.
Guava can be propagated by seed, branch cutting, grafting and air layering. Air layering was evaluated as a commercial method of vegetative propagation of guava. By this method farmers can prepare new plant to plant a new orchard of guava. Oct 10, 2015 plant your guava in a rich free draining soil having a ph 4. Conventional methods of propagation as air layering, inarching or stooling cannot fully meet the increasing demand of planting stock because of dependence on whether conditions and low success rate. Guava seeds often germinate within 2 to 3 weeks after sowing but some times may take as long as 7 to 8 week time. Guava can be propagated by airlayering, ground layering, inarching, root and shoot cutting and budding. Effect of different levels of iba and methods of application. This method, believed to have been developed centuries ago by the chinese, has been used successfully as a mean of propagating some of the more difficulttoroot plants. The soil should be carefully packed around the tender roots. We carry a great selection of miracle fruit trees, abiu trees, soursop trees, carambola trees, cashew trees, sapodilla trees, moringa trees, cacao trees, coffee trees, fig trees and many others. Bars of thick, rich guava paste and guava cheese are staple sweets, and guava jelly is almost universally marketed. As with grafting, in air layering you can also mess up the process by making improper cuts, but a messed up cut in air layering can ruin the whole branch think completely detaching the branch.
In air layering or marcotting, the target region is wounded by an upward 4 cm long cut and held open with a toothpick or similar, or a strip of bark is removed. Guava trees are well adapted to a wide range of soil types including sands, loams, rockbased soils, and muck. A ring of bark 2cm in length just below a bud is removed about 3040 cm behind on the selected shoot. These are rooted using sandy loam soil medium in a nursery house or shed. Guava trees produced by airlayering or cuttings generally have a. In the modern times air layering propagation techniques using growth regulators during rainy seasons are being used to achieve more success.
The branch to be air layered should be healthy and free of disease, and at. The common guava usually is propagated by seed but seedlings cannot be relied upon to produce fruit identical with that of the parent tree. Trees grown from cuttings or air layering have no taproot, however, and are apt to be blown down in the first 2 or 3 years. At the time of writing this tutorial, we have downloaded guava18. Guava can also be successfully propagated by air layering. For this purpose one year old shoots of uniform diameter 1cm are selected. In doing so, air layering is supposed to the best and most successful over other in commercial guava cultivation.
Air layering is the expedient way to get more number of plants however, root initiation in cuttings is a key success in case of guava. Air layering is the most popular commercial method of vegetative propagation of guava in india. Air layering for difficulttoroot plants earthkind landscaping. Wound an area below the node with an upward 1inch slash. Guava is also propagated vegetative through inarching, layering, cutting, budding and grafting. In a recent article, i discussed the steps in my air layering propagation technique as well as the instructions on how to harvest and plant the air layers or marcots. Branches from well developed trees, free from pests and diseases are selected for air layering. The air layer should be potted in a twogallon container with the roots placed below the soil line. Optimum storage conditions mature green and partially ripe fruit can be held for 2 to 3 weeks at.
This method is used mostly to propagate gooseberry, currant and hazelnut. Indolebutyric acid iba hormone induces rooting but its appropriate concentration and response of guava cv. Make two clean cuts around the branch about one inch apart with a sharp knife. The loquat is about 18 and thicker than a pencil, it is taller than the main plant and affects the balance. The branch should be healthy and free from any pest attacks. Guava juice and nectar are among the numerous popular canned or bottled fruit beverages of the caribbean area.
Asexual propagation methods also include cutting, budding, grafting and air layering. Retail outlet display considerations display chilled if fruit are fully ripe, or at 8 to 10c 46. Pdf an experiment was conducted during rainy season in the year 201415 to study the. Guava fruit farming, cultivation information guide agri. Air layering with the use of growth regulators has been reported to be the best method of guava propagation. However, multiplication rate is slow and difficult to propagate vegetatively on large scale from better genotype. Among the vegetative methods of guava propagation, air layering with the help of growth substances is a successful method of propagation in guava tyagi and patel, 2004. Skin blackening is a problem when some wax coatings are applied mcguire and hallman,1995. The branch to be air layered should be healthy and free of disease, and at least one year old. Air layering is an effective propagation method for some plants that do not root readily from cuttings and which often lack lowgrowing shoots suitable for conventional. Air layering can, however, still be used to propagate the guava tree. You need moist sphagnum moss to wrap around a wounded section of the stem. Air layering guava and loquat the guava branch is 18 long and slightly smaller than a pencil at the thickest part.