„hrani aati asi emanate 
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Marcu 8, 1856.] THE GARDENERS’ CHRONICLE. 153 
sented in the sectional eo a fg. 6, R ms ate herk g ash, amiwonia, imot, e.g 
uH the young wood, n’ the old. i ibl injur, se is often aggravate by the | have been tried successfully, or water acidulated with 
preceding year ar been joined by Sea mgs of over aa | time which : si fore they are retired nitrie ‘ad. pe I aci 
fb and ge, the young w wood b by ba and c d. On the to the soil, when they have to to contend not only again bar In tubers, as those of Orchids, vegetation 
3d February I saw th y of those root- apparently. k mgo] for At aig in the absence 
asunder by a fresh cleft of an inch a and a half, hi ire, from the want isture, or of Tih bad fa n those where su ch plants as Orchis- 
— ve peed m cleft ae and d e, which shad ey frou 6 close a ws uch plants it is manifest must hirci p ern, e» ppear for years till the- 
ofte: e fresh roots be an vegetation can take place i wn. Ifin these cases tbere- 
erysta is y lecey € , and if circumstances have prevented this, when growth, it is t ieas essed that no external signs 
no Saee aitat ht, but hown by | the time comes for the expansion of the buds, er | prs a ii appear above the surface of the so'l. Some 
the lines ae and d f “Te sgh insert m my rule 8 iach i scar monly any signs of life, we! Sere remain | roots, as ‘ep of Dahlias, will grow for years, in i 
till farther ; the dormant, and i deatl rally follows, | in size w ¢: producing a single bud, In such cases. 
tree was split ca E A pit i. Let us tt deed was not f ra long time pr extinct, | pati ence will probably be at Jas st re warded by the e forma- 
ourselves the e of the tree before pg ale oft t burst | as was evident on the kabard of a portion of the bark 
open again, Bae yt lst February; a transverse section | but it was so low, that there was not 
! w power enough to healed. Ré mewhat similar case as 
ve been as in fig. 5, The bark Rand the |contend against difficulties, perange some re nighe lleva Pern The 
Such put rth shoots, 
uch a case may exist in t lanted in tl oots, however, at length 
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n great or aol y 
from a long voyage; but e hicl they decayed. M.J. B. 
Mia ye liw E ja a re great injury has taken agen if the ee e 
used by the expansion oi sap by congelation, or | healthy new roots will soon be hed out. since 
that the bursting proceeds solely from = difference of pater Ham d andi io s Home Corresponden 
parts an colder ou uter | contact with the roots is not rozen, and by e Plane Trees — Tho a 6 of Planes, = as y mall yee 
f i a lbe enough t an confused genus and one resting to the ornamental 
I ‘shall presnly return to— —we should expect that tho after another season it will recover aan ome from planten b is worthily taken r op ye t he Gardener? Chronicle. 
er wood, e bulk t would be useful to turn the London parks and 
layers, would k aye first oe have closed up the old Ag l poe i areena to account by aii in heat” po N se speci~ 
‘cavity in the lime in question. We iy er have | and ao iaa with good aa or “ito often oto tag me is lly hardy trees hi 
expected on its pen sin eplting open to find the fissure weeks} of incessant drou: during whi ch | to faret and inform people of all classes. If the 
closed near the cen f the tree, and th Sen lying | it is impo ul ntalis 
ot th d 
talis me 
y growth excep what nutriment is present in the | identical = that of the Levant, fringing the Simiis 
same in a radical a fp ae direction, no re an stem, an í in the n } 
of the border of canals uld have ensue ed. Bu h make it soluble. Under such cir- ace there ore othe er , varieties or species named im 
a ft of an inct cumstances it “frequently happens that at midsumme | sand 9 catalogues ; and though I have- 
to the very pith clearly ae mres the peripheries not a bud has starte! k; and if the branches were not |” ‘them out as distinct, ‘there are certainly 
panari Catetes by Aha fig. and B yee y without any s$ ign c of i | slight erelio in leat bgt is a very large leaved) 
was proport mane much g pee the rad: lial? E ie vege- | n the Continen tal garden n teh: red 
bi have in sou ht eaaa h hysical literature for tation have i l at 1 that the late Pro quin thou, 
h s ext li Wee a o much impa Her that the | ra the true orientalis, but as it was pay there and’ 
by ‘onan The best authorities o n physics and | srowin he Ith baois ar th tely Dever grew beyond the size of a shrub, much reliance 
ae give no information, we I do not believe | ? om. f ga tis possible oe acing cently | cannot be placed on its character. It has a smaller, 
any experiments n made on this „that they | simpler leaf than our orien aes pin in hen SS aaa, 
point, so important for the See alin All that I ejor trifid. 
, but: 
ed. 
wr start in the next spring ; but this is seldom mo outline, deeply ei bat 
could find are a few data on the (expan sion of wood by and if s0 a few hot days in summer often 
liag 
Soins by the vigorous growth ee E spa 
Kater (“ Nicholl Jouresl, ” v, 20, 444. In autumn planting, trees seldom get into this lan nd might be identifi 
uti by B yM em. of the A . ethargie state ; if it be delayed till spring, plantatio ons as | The wegi of our common Platanus orientalis is soft, 
London E ien si > P- 416) found the pie coefficient | elds mp rosper, and under the latter cire sif] brittle, _ but very ornamental foe joiners’ work, so 
of the expansion of white Deal for every degree of | the summer should prove hot and | the air ae, rm will | be | 
Fahr. to be tA 0000022685, and Struve (“ Deseription igation ; in the | ##¢e when polished. The bark of t ms to 
of the Gre Refractor at the Observatory of cale off less abundantly in dry weath py that of of i 
Do ives | must be oats round the es to uate ‘the pace s4 | congener Pla! paradan occidentalis aay common). This is 
00000044 for degree of Reaumur, that the trees are re lata the lat . 8 
0°0000028444 for a a degree of Fahr., which i is E BEE circu mstan The reason for s spring planting often | Baptita with Char dium for 
ut a very small change. f volume of the proprietor, who cannot | Imparting pe by means of ae Sas, sae is ia gederiiiy 
by temperature in yee in a radial and | peripherical | bear to wile ee sometimes on the ignorance of the “derstood that a black colour gets the warmest, 
Pach are Sori inly as different f sora pn ei no case is time gained, as most people | ‘have known ot walis having been painted of that colour 
from each othe: Dai experien AEE R EN been tat | for the purpose of ir a ie trees upon 
robal 
to the thre Pa in respect of heat- ss Ra E 
listiity, delicston and signe ae by fluids (see | 
Tyndall on the Transmission of Heat through se 2 r 
Structures s, in Trans. Phil. Soc., 1853). The architect | 
Hagen informs m i ions 
s| a isen from the s 
uses agri it is wise in many cases in the first instance | absorbent. Charcoal has this quality, but its chief ee 
t coveri : 
e iit in aquatic constructio: 
he contraction ood b 
| may be found to be under glass, or nigh 
zs ee pinn non oe di positio on to grow Sic ! some rat at rhet gerad which has not been takenadvan-- 
ehh | tage of, so far I know, is the immense heating power 
have por “the same thing from an intelligent official ay necessary someti whieh | 
of the Prussian ag gama: a born Swede, aha has had | they wis scales isted-teten the outward aor T À erien Ye lightly sloped. “Taking hold of this, Ihave 
much experience naval architecture. have peculiar delicacy to put the graft in so Hea that ie it menal | formed at by tim mes some banks, , at a ang gle | of ee oe 
assured me that the splitting of acs 374, that i is is of felled be possib to heap the zoil up for its protection. Where med degrees and 
wood dried in the air, i8 unkno tig Dg, T trees, Figs, Vines, &e. I mean to face those aula, 
p relative . on of wood in | p previously appliod to the bark ma y be of service. When | Sse bed er purpose of experiment, and 
a peripherical and radial direction, | pet pears to me that ner Parto have already 
ahs dapat A of old frost clefts sh ss po eR dry ee setae y Bio soem coal. Fro om the cain figures “it will be seen that 
ence is considerable. It would appear that the decayed | which they are bound. Both grafts and buds, howey 
: i - cae » magii yen thine tonsa on gih:mader eben 3 A tesan apply it. I may remark here, that it is in sun- 
t the same cause acis on sound | circum Jera wake up from their lethargyand ultimately Shine that the marked difference appears. The follow- 
wood, as shown by the? rike: clefts which reopen without | make g and healthy plants. Ré informs us that | the thermometer to-day r (Maret 
their gra fing h lethargic trees is often of use, but I Ahi no | | áth) after a few hours? sunshine :— 
But for frost clefts which pen for the first experience on the subject, nor can I find any further | 
time another cause operates, which ae Jeane at | information. 
on the fe at Ume of old fissures, whi “ea 446. roan also nay see exist in _— and apy in | Perpendicular wall .. 
tee tp wots sae k 
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bursts { for the Battered wall ... e ne ef 
have shown inthe case l h give off, psa er gy pe Se 
thick Chesnut I have. ‘ore me to, or, in some of | latter Satis Sim coe rare age, or ee want of Ear arii bank ditto, faced with | 
proper conditions of moisture, air, and temperature. | lremen lor Goan da can 
The bursting takes es piace at night by severe ard that : r | 
ponte not less pace Dos m A Fahr.) Ramea ta fi Te nal EE seg A oie m eed v 
of Ya em gh 3 ture to the e1 embryo. ~“ is re proper business of the | Birsa rr, Mol ers 
tg to h ly th t favourable Oat Seri 
very severe sudden frost that cools down congiderably ener to know how to supply GPe av i pea hinga ae’ = 
een bsorbed i d 
ASR $ ERR 
ust impo; A a dae 
: y decom need scarcely say that the r the 
b peer ae e $ : ore must be age very sparingly, otherwise the | rive that a drain should be 
at the same tim nsiderable difference in relative | seed will soon decay. The application of wa rm water and in applying the charcoal in frames 
k. The inner ae Las ae frozen De bot, must | before sowi d effi ‘ek this aieka: the 
I A a pa outer in relative bulk, and thus | eyen quite 
x thew z t Sume seeds geruinate rapidly though no urged agaiust the s 
luded ) once commitiea te tha agil; but i they are tobe kept i pir ee Pa — the cold at Baty and undue exeite- 
ee see ae ag SE e S e powers long unless properly ment by day— the bi lister in spring and the spider in 
§ is subject hapt seeds in the Theor es which 
= Me aie PATHOLOGY .—No, CXI. | oct pei pase erian a 2 are easy to recount ; neither will I assert that early 
442. Leruarcia* (Lethargy). Whenever plants | 2 Though the spores of some moulds wili bear a tem readen vie ring Cucumbers 
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removed Pang e sgh nd, with a view to their trans- | equal to that of boiling water, itis pot probable | that y the je embryo | 
Plantation, it is impossible, whatever care be taken, to | sr ae éould srs heat ba its | much from cold and — nor that the 
no peas 
“oe 3m trated beyond the hard shell y great degree. I remember that of th rince, nor t ei 
bres, on the integrity of which the vigorous grows ridge after being bot ed desc ephndia: germinating by am aes A wisi ohok roar ON 
. Pest ao toh {f which afti bein, Le two or ti inutes. The most ceeds Tanas Wii i ‘ 
plant immediately a > bage Geax Tiie on record, te that montionet by Dr. Dr. steeped in boiling rs ša ani aamen 
* From andy forgetfulness, and ift, that which q y Lindle: n te the seeds of Raspberries which had atur; istory.” Such repo: owever, always be- 
forgets, and thas Avfasys is appli iF itasha i Ai d E Toiled for jam. Je this case the seeds must have been at to the tett of direc: rpevstans une TAIT AA that the cirenm- 
dition characterised by inactivity, exposed to a higher te: mperature than that of boiling water, stances of time and temperature ma; sishey eam 
