April] MONTHLY CALENDAR. 131 



the covering must be taken from hardy flowering plants, 

 early in this month, and the beds and borders attended to 

 as directed, pages 21 and 35 ; at the same time, clip edg- 

 ings of box, and clean, relay, or make new gravel walks, 

 &c, 13 ; prune and transplant flowering shrubs, 37 and 

 51 ; transplant also hardy herbaceous plants, 32 and 33. 



Sow flower seeds ; the hardiest may be sown in the open 

 borders, and the tender in the beds, 22 to 31. 



All the soil of a garden should be dug this month, if pos- 

 sible, and pulverized as directed, 21 and 64. 



It will be necessary to look over all the greenhouse plants 

 in the early part of this month ; let them be deprived of 

 dead wood, if any, by a careful pruning; at the same time 

 take oft* all yellow leaves ; the earth at the top of the pots 

 should be loosened, so as to admit the sun and air to the 

 roots of the plants, 103 and 105 



If insects prevail on roses or other plants, a fumigation 

 with tobacco will be necessary. 



Bulbous roots will require some attention this month ; 

 those in bloom in the garden should be tied up to wires or 

 small sticks ; and those kept inside should be watered in 

 proportion as they get heat and air. 



The Calla, or Ethiopian Lily, and the different varieties 

 of Rhododendrons, will need frequent watering while in bud 

 a nd blossom. 



Air must be admitted freely to all greenhouse plants 

 towards the end of this month, in order to prepare them for 

 the exposure of the open garden next month. 



For ihe method of managing Dahlia roots, see 81 ; pre- 

 pare to plant tender bulbous roots, towards the end of this, 

 or early in the next month. The following should be for- 

 warded in pots, which may be kept in a greenhouse or warm 

 room, or they may be plunged in a hot-bed ; Amaryllises, 

 66; Gladioluses, S2 ; Lilies, 87; Tuberoses, 96; Tiger 

 flowers, 97. 

 Hydrangeas, Pomegranates, Verbenas, and other decidu- 



