86 MAKING OF A FLOWER GARDEN 



of fluffy white flowers. These two forms should be 

 purchased in plant form of the florists. 



The yuccas are too well known as isolated specimens 

 to need description, hut one would hardly recognize 

 this old garden favorite when found growing in 

 large, well-cared-for heds, as it appears in the large 

 city parks. Yucca filimentosa is the variety em- 

 ployed in the parks, and this throws up tall flower 

 scapes five or six feet high and is only excelled by 

 Yucca filamentosa variegata, which is distinctly mar- 

 gined with creamy white. Both these plants should 

 be planted in masses for fine effect, and once planted 

 will be a permanent and beautiful feature of the 

 grounds. Polygonum cu,spidatum is a desirable 

 hardy ornamental plant for a background for lower 

 growth, for filling in waste corners and for many 

 places where a free-growing, attractive plant is 

 needed. The foliage is handsome and enduring, and 

 the plant is entirely free from insect pests of all 

 sorts. In mid-summer it is covered with masses of 

 foamy, greenish-white flowers, which spring from the 

 axis of every leaf. It makes a rhizome root, so that 

 its greatest fault is a tendency to spread, but it is 

 easily eradicated, and if the new growths are kept 

 down the parent plant will make a much more erect, 

 effective growth. It is, at maturity, six feet high. 

 The smaller plants are useful in porch boxes and 



