| In former days many home gardeners found it | | | | The good seeds must be thoroughly washed |
| difficult to increase the supply of their favorite | | | | again with water before they are stored. A |
| evergreens by the usual methods of reproduction, | | | | better way to separate the pulp from the seed is |
| viz., seeds, layers, and cuttings. The complexity of | | | | to soak the fruits in ethyl alcohol for a few |
| starting new plants has been materially lessened | | | | minutes. |
| since the introduction of polyethylene plastic. In | | | | For propagating purposes, containers can either be |
| the field of plant propagation its use has been a | | | | entirely filled with sphagnum, or this moss may be |
| real boon. No longer is a greenhouse a necessary | | | | used as a finishing layer over a bottom layer of |
| possession for raising these plants from seeds | | | | soil, in which case allow space for at least 1 inch |
| and cuttings. Polyethylene is a substance which | | | | of sphagnum compressed to an even surface. |
| has the ability to retain moisture and to permit an | | | | The seeds are then placed in the containers. The |
| exchange of gases. | | | | finished layer of moss should come to within 1/2 |
| There are two fundamental methods of | | | | to 1 inch of the top of the container. |
| propagation: the sexual method, whereby plants | | | | The advantage of a layer of soil under the moss |
| are increased by means of seed; and the asexual | | | | is that the transplanting can be deferred for a |
| (vegetative) method. The sexual method is not | | | | longer time; the young plants will strike root in the |
| always reliable, because seedlings cannot be | | | | earth and thus be supplied with sufficient nutrients |
| depended on to run true to type, and in most | | | | to maintain growth. Whether a flat or a pot is |
| instances is a slow tedious procedure. The principal | | | | used, to assure proper drainage be sure not to |
| reason to recommend it is because you never | | | | overlook placing broken pieces of pots concave |
| know when a new strain of plant may result. The | | | | side down, over the holes in the bottom of the |
| most reliable way to perpetuate a plant true to | | | | container. |
| type is by vegetative reproduction. With this | | | | Cuttings |
| method, plants are propagated by cuttings, layers, | | | | Vegetative propagation has been greatly |
| division, grafting, and budding. | | | | facilitated by the use of polyethylene plastic. A |
| Seeding | | | | propogating unit may easily be constructed using |
| Generally speaking, the seeds of cone-bearing | | | | this plastic. Because of it, excellent results have |
| evergreens are collected at the time the cone | | | | been obtained in reproducing evergreens by |
| scales open; at that time the coat will turn brown | | | | means of cuttings, air-layers, grafting, and budding. |
| and the seeds themselves will become firm. The | | | | The plastic is not required in simple layering. |
| seeds must be well cleaned before they are | | | | Among the evergreens that are successfully |
| placed in storage; those with wings should have | | | | grown from slips are Arbor-vitae, evergreen |
| the wings removed. To obtain seeds from fleshy | | | | Azaleas, evergreen Barberry, Box, Cotoneaster, |
| fruits (such as the berries of Holly) mash the | | | | Euonymus, Pyracantha, Gardenia, Mahonia, |
| fruits and soak them in water for three or four | | | | Osmanthus, Pieris, evergreen Privet, Holly, |
| days. | | | | Rhododendron, creeping Junipers, and Yews. |
| During this soaking period stir them vigorously | | | | Ground covers such as English Ivy, Pachysandra, |
| several times; this will hasten the separation of | | | | Sarcococca hookeriana humilis, Skimmia japonica, |
| the pulp from the seeds. Care must be taken not | | | | Pachistima canbyi, and Vinca minor can all be |
| to allow them to "sour." The viable seeds will | | | | rooted easily by cuttings. |
| settle in the bottom of the container, and those | | | | Evergreens can be easily grown from seed or |
| that are nonviable, together with the pulp, will | | | | cuttings. |
| collect on the surface and should be discarded. | | | | |