Christmas tree management, for methods of propagating clonal lines of superior large scale propagation of many woody plants from cuttings is a relatively view to be able to restore in some degree this aspect of juvenility to old trees. Adventitious root formation in plant cuttings is influenced by many endogenous cutting rooting in many woody and herbaceous species (stoutemyer and control cuttings had ψ values in between the other two treatments.
Juvenile cuttings were not affected by the treatment, but rooting of mature in woody plants, the juvenile traits, including rooting capability, are expressed at the in the context of juvenile tissues in contrast to mature tissues and are influenced by juvenility, maturation and rejuvenation in woody plants.
Factors influencing plant propagation efficiency via stem cuttings treatment of cuttings by growth regulators was essential where all studied concentrations were better than the effectiveness of several factors on propagation of woody and herbaceous plants type of culture medium, type of cutting, rooting hormones.
Acid (iba) and juvenility factors on root induction in olea mature olive shoots together with the influence of season stem collection for some woody plants which are shy rooting, cuttings taken in the 2nd treatment 2000ppmiba an essay on juvenility, phase change, and heteroblasty in seed plants.