A dictionary of modern gardening - University Library

RED 499 REN
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RED NIGHTSHADE. Erica Hali- in tan and labour is also very grest
cacaba.
RED SPIDER. See Acarus.
REEDS. See Shelter.
in some places tan is expensive, and
where it is cheaper, the trouble and
litter incident to its emiiloyinent, and
REEV'ESIAr/i!/7-so(rfea. Green-house the dangers of loss from fungi and inevergreen
shrub. Ripe cuttings, with sects, of which it is the peculiarly
the leaves. Light turfy loam, or loam fertile foster-parent, render it objecand
peat.
R EH M AN fs I A chinensis.
tionable as a
Hardy Whenever the
source of
tan has to
heat. And
be renewed,
herbaceous perennial, but it succeeds the trouble and destruction of plants is
best in a cool green-bouse. Cuttings, always great.
Common soil. "In my new propagating house,"
REICH A RBI A hexapetala. Stove says Mr. Rendle, " the tank or cistern
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evergreen shrub. Cuttings. Rich soil ! is placed in the centre, with a walk
and a strong heat. surrounding it, so as to enable the
RELHANIA. Five species. Green- with greater ease to attend
house evergreen shrubs. Cuttings.
propagator
to the plants, &c.
Loamy soil.
'On the outside of the bouse is a
RENANTHERA Three species, fire-shed, in which the boiler is fixed.
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Stove orchids. Cuttings I'eat mixed The tank, made of wood, one and a
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vith broken potsherds, moss, or wood, half or two inches thick, which I find
RENDLE'S TANK SYSTEM. First' the cheapest material, (it also prevents
water cooling so fast as it does
either in stone or iron,) may be lined
with lead or zinc. Exactly in the cen-
the |
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suggested, I believe, by Mr. Rendle,
nurseryman, of Plymouth. I have given,
in the customary monthly calendars, the
necessary intimations when the bark- tre of the tank is a partition, serving
beds will probably require stirring, but the double purpose of causing the water
those troublesome, uncertain, and dan-! to circulate, (as well as to support the
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gerous operations, dangerous to the edges of the slates,) an aperture being
plants, are entirely rendered needless left in the partition, of about two inches
by Mr. Rcndlc's plan. It has been in breadth, to allow the water a free
adopted by some of the best practical passage. The flow-pipe enters near
gardeners with entire satisfaction.
A tank of iron or wood, twenty feet
the appendage of the tank, at the mouth
of which pi()e a ])iece of perforated
long, five feet broad, and six inches, copper is placed, as also at the returndeep,
is constructed in the centre of pipe, to prevent dirt and sediment from
the house, and surrounded by a walk, finding its w-ay into the boiler. After
except at the end, where the boiler is everything is properly fixed, the tank
fixed for heating it. The top of the is filled with water, which, of course,
tank is covered with large slabs of at the same time fills the boiler
slate, cemented together, to prevent The tank is about four inches deep,
the excessive escape of steam. Around Across it, and resting on its sides, are
this is a frame sufficiently high to re- placed slate stones about an inch and a
tain the bark, in which the pots are half thick, cut square at the edges.
plunged. The boiler and tank are These are fistened to each other bv
filled with water, and this circulates, Roman cement, or Aberthaw lime, to
when the fire is lighted under the prevent a superfluity of steam from
former, by means of two pipes, one escaping into the house Around
from the top of the boiler, and the the edges of the slates a piece of inch
other returning nearer to its bottom, board, about nine inches deep, should
The expense of piping, and danger of be placed to enclose the sawdust, sand,
their freezing, is avoided ; the fire only moss, or other plunging material.
requires
hours at
to be kept lighted for two
night, and again for the same
In the following sketch, for which,
as well as for the next, I am indebted
period in the morning; the water, to Mr. Rendle, ^4 is a transverse see-
when once heated, retaining its temperature
for a long time. In a small
house, the apparatus can be constructed
for 5/., and in all, for less than half the
tion of Rogers's conical boiler; B is
the fireplace ; g, the tank : c, the flowpipe;
d, the pif)e by which the water
returns to the boiler; e, is the hole for
cost of hot-water pipes. The saving the smoke, which, joined to aflue, /,
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