PEL 



452 



PEN 



ning of August, cut them down and | loam with the turf and place in a deep 

 place them in a shady situation, to pit ; shake up lightly into a heap in the 

 keep the sun from drying the soil too ' ibrm of a mushroom bed. If the wea- 



fast ; water is now applied very spar- 

 ingly. As soon as the plants have 

 thrown out shoots an inch long, the 

 soil to be nearly all shaken off, and 

 repotted into the same sized pots. 



" When they have taken fresh root, 

 the superlluous shoots are thinned out; 

 in this state they remain until they are 

 removed into the green-house. j 



"2d. Treatment in the Green-house.] 

 — The plants for exhibition are placed ! 

 on the stage at least four feet apart; 

 air liberally supplied where the situa- [ 

 lion will allow it; the front sashes ! 



ther is hot and dry at the time, wel 

 water with strong manure water, and 

 cover over with slates as closely as 

 possible to keep the ammonia, &c., 

 from disengaging. In this state let it 

 remain for fifteen or sixteen days, then 

 put to every barrowful of loam one of 

 dung, covering the heap slightly over 

 at last with loam ; let this heap remain 

 for a month or five weeks, then to be 

 turned over three or four times, that 

 the loam and dung may be well mixed 

 together; in twelve months it will be 

 fit for use. To two barrowfuls of this 



should be left open all night, while the j compost add one of leaf-mould and a 

 weather will permit. In November the peck and a half of silver-sand." — Gard. 

 plants are stopped, a stick put to each j Chron. 



shoot to make the plants uniform, and [ Manures. — As already stated liquid 

 the leaves thinned out to allow the air' manure made from sheep's dung is the 



best application, but a little rubbly char- 

 coal, about the size of nuts, and a small 

 quantity of bone-dust, promote the lux- 

 uriance and beauty of these flowers. 

 Disease. See Spot. 

 PELLITORY OF SPAIN. Anthemis 



to pass freely through the plants. 



" In December or January the strong- 

 est plants are again selected, and re- 

 potted into No. S sized pots ; additional 

 heat should then be applied to enable 

 the plants to root quickly. In Feb- 

 ruary commence syringing them; X\\\s\ Pyrethrum 



is done early in the afternoon, so that 

 the leaves may dry before night. 



PELTARIAaZZ^'area, herbaceous, and 

 P. glastifolia, annual, are hardy plants. 



Sandy peat. 



PENNYROYAL. See Mentha 



" In March again repot into No. 2 j Seed. Light loam, 

 sized pots, allowing a larger quantity! PEN^A. Eight species. Green- 

 than before of potsherds for drainage ;; house evergreen shrubs. Ripe cuttings, 

 ■water is now very liberally supplied. 



" When the flowers begin to expand, 

 they are shaded on the outside o^ ihe\ pulegium. 

 house with cheese-cloth, which is bet- 

 ter than canvas, as it admits more 

 light, and the temperature will not be 

 higher. Air should always be admitted 

 before the sun has much power on the 

 glass ; this precaution in a great mea- 

 sure prevents the appearance of the 

 green-fly. 



" 3d. la applying fire heat the great- 

 est care is required, lor on this success 

 will in a great measure depend. Light 

 the fires at three or four o'clock in the 

 afternoon, as circumstances may dic- 

 tate ; the fires to go out at eight or nine 



o'clock, by which time the temperature ; tion ; 



PENTAPELES. Two species. Stove 

 herbaceous. Cuttings. Light rich loam. 



PENTARAPHIA longiflora. Stove 

 evergreen shrub. Cuttings. Rich light 

 loam. 



PENTAS carnea. Stove shrub. Cut- 

 tings. Light rich loam. 



PENTLANDIA miniata. Hardy 

 herbaceous twiner. Probably by divi- 

 sion. Rich light loam. 



PENTSTEMON. Of this hardy herb- 

 aceous flower there are forty-one spe- 

 cies, but the following is a good selec- 



ought to be 40" or 42'^' Fahrenheit, 

 which is amply sufficient; relight them 

 at three or four o'clock in the morning, 

 by which means the plants are never 

 overheated, as is frequently the case 

 when the fires are continued until a 

 later period in the evening. 



" 4th. Preparing the Soil. — Chop up 



P. argutus, purple. 



P. atropurpureus, brownish purple. 



P. campanulatus, rosy red. 



P. crassifolius, deep lilac. 



P. diftusus, deep blue. 



P. gentianoides, brownish purple. 



P. gent, coccineus, scarlet. 



P. glaiidulosus, deep blue. 



