arts light, sandy loam and one of vegetable
mould. They are increased by off-sets from the roots, or by seeds, by
which the new varieties are obtained. Height, 1 ft. to 2 ft.
Pandanus Veitchi (_Variegated Screw Pine_).--For table decoration or
vases this is a most useful plant. It requires a warm greenhouse where
a temperature of 60 or 70 degrees can be kept up throughout the year,
and grows well in equal parts of peat and loam with one-sixth part
sand. During the autumn a little liquid manure is beneficial. In the
winter months it should be watered carefully, but in the summer it is
improved by syringing with warm water. It is propagated very easily by
suckers taken off in spring or summer, placed in a temperature of 75
degrees.
Panicum.--Handsome ornamental grasses. They will grow in any soil
or situation. P. Capillare is an annual, suitable for bouquets or
edgings; it is increased by seed. P. Altissimum, an annual, and P.
Sulcatum, a most elegant greenhouse plant, are fine for specimens.
P. Plicatum is highly ornamental and hardy, but is best grown as a
conservatory or window plant; it has a Palm-like appearance, and is
of quick growth. Most of the plants flower in July. They may be
propagated by seed or by division of the roots. Average height, 1-1/2
ft.
Pansies (_Heartsease_).--Grow well from seed sown in July or August on
a raised bed of light earth. They may also be increased from cuttings
taken in August, September, April, or May, selecting young side-shoots
and planting them in light earth mixed with silver sand. The cuttings
should be kept in a cool frame, moderately moist, and shaded from the
hot sun. They can likewise be increased by layers, merely pegging them
down and not slitting them on account of their tendency to damp off.
They may also be increased by dividing the roots in April or May. They
should be planted where they will get all the morning sun, yet be
sheltered from mid-day rays; in an open and airy situation, yet
protected from cutting winds. While the plants are blooming they
should be supplied with liquid manure.
Papaver (_Poppy_).--These showy flowers are most at home in a rich,
light soil. They are easily raised from seed sown where they are
intended to bloom. The perennials may also be increased by dividing
the roots. They flower at midsummer. Height varies from 1 ft. to 3 ft.
Pardanthus Chinensis.--_See_ "Iris."
Parsley.--In order to grow Parsley to perfection it is necessary
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