Grafting roses is the most common example of bud grafting. The graft is covered with grafting compound. Full-thickness burns usually require surgical treatments, such as skin grafting. Cultivars are vegetatively propagated via cuttings, grafting, or shield budding. Cacti can be propagated by seed, cuttings or grafting. Cuttings, grafting, and budding are the usual methods of vegetative propagation. The scions used in grafting are also called cuttings. Asexual technique include all forms of vegetative process such as budding, grafting and layering. Figs can be propagated by seeds, cuttings, air-layering or grafting. It can be propagated from seeds, grafting and tissue culture technology. Other techniques for cultivation are grafting and budding. Such crops are propagated using asexual techniques, such as grafting. Hawthorn can be used as a rootstock in the practice of grafting. Propagation is by seed, grafting or air layering. Burbank experimented with a variety of techniques such as grafting, hybridization, and cross-breeding.