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Plants For The Waterside |
Gentiana andrewsii is a fine bog plant and is known as the
Bottle Gentian. It grows up to two feet high with leafy stems
and clusters of rich blue flowers in the summer. Lime should
be kept from the roots.
G. pneumonanthe is the Marsh or Heath Gentian, growing
nine to twelve inches high with clustered heads of rich blue
flowers.
Geum rivale is a more or less wild plant, best known as
Water Avens. It thrives in marshy ground, growing nine
inches high and having purplish-pink flowers.
Gunnera is a most handsome foliage plant, its general
appearance resembling a giant rhubarb. It produces thickly-
packed flower stems several feet high and there have been
reports of the leaves being eight to ten feet in diameter and as
much as seven feet high.
G. manicata is a fine species of which the roots must never
lack moisture. Good soil and sunshine are appreciated, while
some protection for the crown in winter is helpful. The flower
spikes are a rich green colour.
G. scabra is another giant plant. It is not quite so tall and
the flowers are tinged red.
Hacquetia epipactis likes moist, peaty conditions and pro-
duces umbels of yellowish flowers from the end of March
onwards. It is easy to grow and even when out of flower its
foliage makes it ornamental.
Helonias bullata is a showy bog plant with tufts of evergreen
foliage and eighteen- to twenty-four-inch spikes of purplish-
rose flowers.
Hemerocallis is well known as die Day Lily, a reference to
the short-lived flowers which, however, are produced in abun-
dance. Although they thrive in the ordinary border, diey are
particularly effective when planted by streams and pools,
especially seen growing among ferns. The range of varieties
available is extremely wide, varying in height from eighteen
inches to three and a half feet, the flowers appearing from early
July to September according to variety. The following are all
good:
H. 'Apricot', an old sort with apricot-coloured flowers.
Two fee .
H. 'H. E. A. Bowies', very large,, apricot-orange. Three
and a half feet.
H. flava, clear yellow, sweetly scented. Two and a half
feet.
H. fulva, attractive brownish-orange. Two and a half feet.
H. fulva rosea, soft-flowering rose. Grassy foliage. Two
and a half feet.
H. 'George Yeld', large orange trumpets, flushed scarlet.
Two and a half feet.
H. 'Margaret Perry', orange-yellow, long flowering. Three
and a half feet.
Heracleum giganteum is known as the Cow Parsnip and the
Cartwheel flower. Growing eight to ten feet high, it has large
flat heads with lobed leaves.
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