What works best to avoid stem breakage?
• Pinch, so you will have 6-7 branches. • Keep pot tight for 5 weeks after pinching and at the same time growth regulate to avoid stretching. • If possible space twice. • Use upright varieties. • High light levels, except the first 3 days after pinching, to strengthen branches. • High calcium levels in fertilization program from the beginning. • Use of growth retardants before and after the pinch.
