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Proceedings of the International Plant Propagator's Society

Vol. 40

Title:
SUMMER SOFTWOOD CUTTINGS VS. WINTER HARDWOOD CUTTINGS

Author:
Jamee A. Nirider

pp: 563-564

Abstract:
We had a problem. A problem rooting what the industry traditionally considers relatively easy. In 1988 we were attempting to root Cornus, Prunus, and Forsythia under an intermittent mist system. Most other softwood cuttings were rooting very easily and with acceptable levels of success, but for several reasons we did not like the results we were getting with these plants. Defoliation, very weak root systems and stem rot seemed the norm.

We do not have a pad and fan system for summer cooling and began to reason that our timing for cuttings (June through July) coupled with the heat at that time of year was directly linked to our rooting problems. Since heat, mist, soil mix, and rooting hormones were working with the other plants, we decided it was time to rethink the situation in regards to the mentioned plants and their cultivars.

What we decided to do was not revolutionary to our industry. In fact, it was very simple; we had overlooked the obvious. We had overlooked an established

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