Appropriate growth regulators treatment depends on some factors such as accession, growth conditions and mother plant age. In the articles, combination of 2.5–3 mg/l BA + 0.1 mg/l IBA, 3 mg/l BA + 0.1 mg/l IAA, 5 mg/l BA + 0.1 mg/l TDZ, 2 mg/l BA + 2 mg/l GA3 and 1-2 mg/l BA + 0.1 mg/l GA3 ± 0.1 mg/l NAA were the most suitable treatment for proliferation.