CHAPTER XXIV
Trees and Shrubs for Wet Places.
In this connection I do not propose to discuss trees and shrubs which
will thrive near the sides of ponds or lakes, with their roots near but not
actually in the water. Such plants are, as a matter of fact, very numerous,
and include a large proportion of those described in this work. Planted
on the sloping banks of a piece of water, trees and shrubs are really
placed in a very favourable position. They can extend their root system
towards or away from the water as suits their individual requirements, and
can scarcely suffer from drought.
It is very different when we come to discuss trees whose roots are
wholly or mostly in water, or those that will grow in permanently wet or
swampy ground. The number of such trees and shrubs is not very great,
especially after those belonging to two or three genera, such as Salix
Populus and Alnus, have been allowed for.
Swampy areas, from their very nature, are not frequently planted for
ornament. Where they are small, the coloured-stemmed willows, such as
the red and yellow barked varieties of Salix vitellina, Salix daphnoides, and
S. acutifolia, should be used. The economic value of larger sites is not
so frequently taken advantage of as it might be. At the present time, for
instance, no English timber is so valuable, or gives such quick returns, as
the cricket-bat willow—Salix cazrulea. The timber of Salix fragilis, and
the strong, quick-growing poplars like Populus serotina and P. Eugenei,
is much in demand for those ephemeral uses of which, in modern civilisa¬
tion, there are so many. Individual trees of the cricket-bat willow sell
readily enough, but of the others plantations must be fairly extensive to
be remunerative. The expenses connected with felling, cutting up and
hauling are proportionately so much more in the case of odd trees that
timber dealers will not give paying prices for them.
The following may be recommended for boggy ground:—
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