Calendar dates are useful only as guidelines. These terms reflect the growth stage of the stock plant, which is one of the most important factors influencing whether or not cuttings will root. The four main types of stem cuttings are herbaceous, softwood, semi-hardwood, and hardwood. Types of Stem Cuttings Skip to Types of Stem Cuttings Another publication that may be helpful is AG-426, A Small Backyard Greenhouse for the Home Gardener. HIL-404, Low Investment Propagation / Winter Protection Structure, and HIL-405, A Simple Intermittent Mist System For Propagation, describe how this can be accomplished. If you need more elaborate facilities, you can construct a small hoop frame and/or use an intermittent mist system. The plastic will help keep the humidity high and reduce water loss from the cuttings. Trays must have holes in the bottoms for drainage. Cuttings can also be placed in plastic trays covered with clear plastic stretched over a wire frame ( Figure 2). Maintain high humidity by covering the pot with a bottomless milk jug or by placing the pot into a clear plastic bag. If rooting only a few cuttings, you can use a flower pot ( Figure 1). However, cuttings from trees such as crape myrtles, some elms, and birches can be rooted.Ī greenhouse is not necessary for successful propagation by stem cuttings however, maintaining high humidity around the cutting is critical. Typically, stem cuttings of tree species are more difficult to root. Stem cuttings of many favorite shrubs are quite easy to root. Propagation by stem cuttings is the most commonly used method to propagate many woody ornamental plants.
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