What are the methods for making a purple-leaf barberry bonsai?
1. Obtaining material
Purple-leaf barberry is often propagated by cuttings; cutting-grown plants bear fruit earlier than seedling-grown plants and have a higher survival rate. Every year in February-March, before the branches sprout, select vigorous branches grown in the previous year as cuttings and cut them into 12-16 cm lengths. Before inserting, dip the base briefly in a 500*10ppm solution of auxin acid, remove it immediately, and wait until it dries before inserting the cutting. After inserting, water once with a fine-nozzle watering can; purple-leaf barberry roots about two months after insertion. Vigorous cutting-grown plants can be transplanted in the same year, and the plum rain season is the most suitable time, but care should be taken to avoid direct sunlight and heavy rain washing.
2. Potting
Pot selection: For purple-leaf barberry, a purple clay pot is preferable.
Soil: The growing medium for purple-leaf barberry should be a well-drained neutral sandy soil, or a mix of 4 parts aged pond mud, 4 parts garden soil, and 2 parts honeycomb coal ash can also be used.
3. Styling
Purple-leaf barberry is suitable for small or miniature bonsai. Design according to the material; the trunk is mainly styled in the formal upright or slanting style, or a forest style can be made. Purple-leaf barberry branches are soft and very easy to shape; it has strong sprouting ability and tolerates pruning, so shaping can be done by "combining pruning and wiring," with the trunk and branches lightly wired and the side branches pruned and shaped. To control the tree shape of purple-leaf barberry, buds should be rubbed off and the growing tips pinched at any time, and water sprouts cut off, to change this species' characteristic of lacking a main trunk. Short pruning, fine pruning, and final wiring are best done during the dormant period after leaf fall or before bud break, because at this time the line of sight is clear, which helps correctly handle which trunks to keep or remove, the angle of branch cuts, and the wiring positions.
How to make a purple-leaf barberry bonsai
Pruning and branch training of purple-leaf barberry bonsai
Purple-leaf barberry can be made into bonsai in styles such as formal upright, double trunk, and cascade. It has strong sprouting ability, tolerates pruning, and has soft branches. When shaping it, wiring can be combined with pruning, and the method of trunk chopping and branch growing can also be used. When making it, attention should be paid to distinct layers and appropriate density, avoiding crossing and overlapping branches, so that the shaped form is zigzag and graceful, natural and elegant.
Care of purple-leaf barberry bonsai
Purple-leaf barberry likes a sunny, warm, and humid environment, and is cold-tolerant and drought-tolerant. During the growing period, it needs to be kept outdoors in a sunny, well-ventilated place. If there is insufficient sunlight, the plant will grow leggy and the leaves will lose their green color, affecting its ornamental value; watering should follow "dry then wet," and there must be no standing water in the pot.
Apply decomposed liquid fertilizer once a month, taking care to control the concentration; during the flowering period, use foliar fertilizer once a week to promote fruit set. In winter, purple-leaf barberry needs appropriate water control and insulation to avoid water freezing in the pot and freezing the roots; the plant can be overwintered outdoors in a wind-sheltered, sunny place.
Later-stage management of purple-leaf barberry bonsai
Purple-leaf barberry has relatively strong sprouting ability, so diseased branches and dead branches should be pruned promptly, and overly long branches should be shortened. After removing old leaves, apply liquid fertilizer once 3 days later to promote the growth of new leaves; the leaf color becomes bright red and very brilliant, greatly increasing its ornamental value.
How to make a purple-leaf barberry bonsai
(1) Obtaining material: Purple-leaf barberry is often propagated by cuttings; cutting-grown plants bear fruit earlier than seedling-grown plants and have a higher cutting survival rate. Every year in February-March, before the branches sprout, select vigorous branches grown in the previous year as cuttings and cut them into 12-16 cm lengths. Before inserting, dip the base briefly in a 500*10ppm solution of auxin acid, remove it immediately, and wait until it dries before inserting the cutting. After inserting, water once with a fine-nozzle watering can; it roots about two months after insertion. Vigorous cutting-grown plants can be transplanted in the same year, and the plum rain season is the most suitable time, but care should be taken to avoid direct sunlight and heavy rain washing.
(2) Potting
① Pot selection: For purple-leaf barberry, a purple clay pot is preferable.
② Soil: The growing medium should be a well-drained neutral sandy soil, or a mix of 4 parts aged pond mud, 4 parts garden soil, and 2 parts honeycomb coal ash can also be used.
(3) Styling: Purple-leaf barberry is suitable for small or miniature bonsai. Design according to the material; the trunk is mainly styled in the formal upright or slanting style, or a forest style can be made. Purple-leaf barberry branches are soft and very easy to shape; it has strong sprouting ability and tolerates pruning, so shaping can be done by "combining pruning and wiring," with the trunk and branches lightly wired and the side branches pruned and shaped. To control the tree shape, buds should be rubbed off and the growing tips pinched at any time, and water sprouts cut off, to change this species' characteristic of lacking a main trunk. Short pruning, fine pruning, and final wiring are best done during the dormant period after leaf fall or before bud break, which helps correctly handle which trunks to keep or remove, the angle of branch cuts, and the wiring positions.