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PREFACE. 



The various matters treated of in the Gardener's Magazine for 

 1841, will be found enumerated and classed in the following 



TABLE OF CO]S^TE¥TS. 



ORIGINAL COMMUNICATIONS. 



GENERAL SUBJECT. 

 Historical, Statistical, and Critical. 



Summary View of the Progress of Gar- 

 'ening, and of Rural Improvement gene- 

 rally, in Britain, during the Year 1841 ; 

 rfith some Notices relative to the State of 

 ooth in Foreign Countries. By the Con- 

 •luctor . ... - 575 



Gardening Visit to Paris, from June 28. to 

 4.ugust 16. 1840 : — 



Paris ; Spirit of the People ; Education 

 of the People ; Expression of Opinion ; 

 Asphalte Pavements; Butchers' Shops; 

 Streets ; Street Houses ; Public Buildings ; 

 Public Gardens ; Villas ; Horticulture ; 

 Floriculture; Arboriculture - . 191 



London to Brighton ; Dieppe ; Dieppe to 

 Rouen ; Rouen the Botanic Garden, the 

 Cemetery, the principal Improvements; 

 Rouen to Paris; Paris, Gardens of the 

 Palais Royal, of theTuileries, and at Mon- 

 ceaux ; Villa of Baron Rothschild ; Bel. 

 . levue, near Sevres ; Belleville, at Meudon ; 

 the Chateau de Meudon . . .287 



Versailles ; Neuilly ; St. Cloud ; Sceaiix ; 

 Verridres; Belleville; Elysee Bourbon, and 

 Hotel of the English Ambassador; Nur- 

 series and Florists' Gardens ; Jardin des 

 Plantes ; Fontainebleau ; tXhomery ; Pa. 

 lace of Fontainebleau ; Villa of Madame de 

 Pompadour ; Havre ... 383 



Notice of a Visit to Hampton Court, in Here. 



fordshire - . . - 415 



Notice of a Visit to Whitfield - . 344 



Notice of Bohemia Park, Sussex - . 593 



Additional Notes on the Progress of Garden- 

 ing in the United States ... 146 



Scientific. 



The Principles of Gardening physiologically 

 considered : — 



I. On the Propagation of Plants. A. Pro- 

 pagation by seed, accompanied by the 

 Phenomena of Germination - . 479 



I. On the Propagation of Plants — con. 



■ tinned. B. Propagation by Buds. 1. Buds 

 and their Metamorphoses . . 527. 595 



An Experiment on Growing Plants in Earths 

 without Organic Matter . - - 602 



On the Philosopy of Manures - - 335 



Further Observations on the Philosophy of 

 Manures - - - - - 4C8 



Observations ■" Liebig's " Organic Che- 

 mistry" : — Hsoimilation of Carbon ; On the 

 Origin of Humus ; On the Assimilation of 

 Hydrogen ; Origin and Assimilation of Ni- 

 trogen ; Art of Culture ; Interchanging of 

 Crops and Manure - - - - 97 



Importance of Geology, as a Study for Gar- 

 deners - - - - - 433 



Importance of Natural History as a study for 

 Gardeners ..... 600 



Importance to Gardeners of a Knowledge of 

 the Method of analysing Soils - -489 



Burning of Soils as a Means of improving 

 them - - - - - - 345 



Page 



Experimental. 



Remarks on the Application of Charcoal to 

 the Growth of Plants ... 221 



Theory of M. Edward Lucas's Experiments 

 on the Effect of Charcoal on Vegetation : — 

 Absorption of Light, and Generation of 

 Heat; Absorption of Atmospheric Air; 

 Decomposition of Charcoal, and Formation 

 of a nourishing Substance for Plants ; Com. 

 parative Chemical Examination of Charcoal 

 Dust; Antiseptic Power of Charcoal ; Li- 

 terature ..... 252 



Continuation of the Experiments of the Ef- 

 fects of Charcoal on Vegetation, made in 

 the Royal Botanic Garden of Munich - 304 



Further Results of the Experiments on the 

 Application of Charcoal, as a Mixture with 

 Earth, for the Cultivation of Plants in Pots 219 



On increasing Plants by Cuttings, &c., by the 

 Use of Charcoal .... 152 



On sowing Seeds in Snow ... 302 



On preserving Plants through the Winter, by 

 Means of the Temperature of Spring Water 1 



The Weather. 



On the comparative Temperature of different 

 Years, and its Influence on Vegetation - 147 



Effects of the Winter, from December 1840 to 

 March 1841, on perennial Plants in the open 

 Air 486 



Modes of Heating Plant Structures. 



On the Application of White's Patent Stove 

 to the Heating of Pits and other Plant 

 Structures - - - - - 3 



Dr. Arnott's Stoves applied to the Heating of 

 Plant-houses - - . - . 431 



On Mr. Corbett's Mode of Heating by the Cir- 

 culation of Hot Water in open Gutters - 151 



Mr. Glendinning's Opinion of Mr. Corbett's 

 Mode of Heating by Hot Water - - 57 



A new System of Heating Plant Structures - 494 



On Mr. Penn's Modeof Warming and Ventil- 

 ating 208 



Destruction of Insects. 



On the Utility of washing Garden Walls to 



destroy Insects - . . _ 5Sf, 



On the Destruction of the Red Spider in Plant 



Structures - - - . . 255 



On destroying the White and Brown Scale 



by the Application of Hot Water - . 255 



Snails and Slugs considered with reference to 



Horticulture ..... 345 

 On the Protection of Flowers in the Open 



Ground, &c. from Snails and Slugs . 223 



The Earth. Worm, considered with reference 



to Horticulture - . - . 212 



On the Hornet - - . - -217 



Garden Architecture. 



Dimensions and Details for erecting various 

 Kinds of Plant Structures to be heated by 

 Hot Water or Smoke Flues, or by both 

 Modes combined ; Cherry-house ; Peach, 

 house; Vinery; Propagating-pit for Tan- 

 ner's Bark and a Flue; Propagating-pit, 

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