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Plants For The Waterside |
Polygonum. This family of easy-to-grow plants has several
ornamental members, although some are liable to grow thin
and weedy if left unchecked. The name indicates 'many joints'
and this subject is often known as Joint Weed and Knotweed.
P. affine grows to about fifteen inches high and has spikes of
rosy-red flowers.
P. amplexicaule attains two and a half feet with showy
scarlet flowers.
P. bistorta varies from twelve to twenty inches and freely
produces its pale pink flowers over a long period.
Ranunculus. A very large family with species of greatly
differing habit. Many are ideal for moist, sunny positions.
R. aconitifolius is a much-branched plant with white
flowers. Its double form, flore-pleno, is known as Fair Maids
of France and Batchelor's Buttons. Both flower during May
and June. R. acris flore-pleno, is the yellow Batchelor's But-
tons, R. platanifolius has large foliage and King-cup-like
flowers. It will grow as much as three feet high where its
roots are in moisture during the summer months.
Rhexia aristosa is very happy in boggy soil and produces
smallish leaves and spikes of inch-wide magenta flowers.
There are other species with purple, pink or yellow blossoms.
Rheum, is a large vigorous-growing, rhubarb-like plant and
useful where there is plenty of room. R. emodi has bronzy-
copper foliage with a flower spike growing from five to eight
feet. R. inopinatum is a dwarf species rarely growing more
than two and a half feet high and having reddish flower spikes.
Rodgersia is an attractive perennial for moist, shady posi-
tions, producing long, feathery flower panicles. R. aesculifolia
has large compound leaves like those of the horse-chestnut.
The stems are three to four feet high with sprays of astilbe-like,
white flowers. R. pinnata produces handsome, dark olive-
green leaves and rosy-red flowers, while it has a form known
as elegans, with bronzed foliage giving rise to the common
name of Bronze Leaf.
Sabatia catnpanulata is known as the Marsh Pink. Growing
twelve to eighteen inches high, it has many yellow-eyed, pink
blooms.
Saxifraga aquatlca forms mat-like growths with heads of
white flowers on six- to eight-inch stems. Its roots like to find
dieir way into moisture.
Senecio aquaticus is very suitable for the moist, wild garden
where its yellow flowers on two-foot stems are showy. 5.
clivorum has large shiny leaves and from July to September,
stout stems of orange-yellow flowers.
S. pulustris is the Marsh Fleawort which grows twelve to
twenty inches high and has flattish heads of pale yellow flowers.
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