330 TROPICAL EFFECTS 



COMMON NAME NURSERY NAME 



Tree of heaven Ailanthus 



Walnut, butternut Juglans 



Trumpet creeper Tecoma 



Bleeding heart Dicentra 



Feathered columbine Thalictrum 



Fraxinella Dictamnus 



Hardy gloxinia Incarvillea 



Jacob's ladder Polemonium 



Oriental poppy Papaver 



Peony Paeonia 



Roses, especially R. rugosa, multiflora Wichuraiana and their improved varieties. 



CUT-LEAVED EFFECTS 



Closely allied to pinnate beauty is the cut-leaved type of 

 which cosmos and marigold are familiar examples. I shall mention 

 only a few examples that give soft, misty effects and require less 

 care than annuals. 



COMMON NAME NURSERY NAME 



Milfoils Achillea 



Pyrethrums Chrysanthemum, coccineum 



Giant fennel Ferula 



Tamarisk Tamarix 



Thunberg's spirea Spirta Thunbergii 



It is needless to pursue these analogies, but there is one great 

 misconception about plants with highly coloured foliage that 

 should be corrected. 



HIGHLY COLOURED FOLIAGE EFFECTS 



There are some enthusiasts about hardy plants who make a 

 fetich of the idea of hardiness. They see nothing objectionable 

 in a lawn peppered with copper beech, purple plum, golden elder, 

 and variegated weigela because the plants are hardy. But I can 

 see no reason why hardy plants with gaudy foliage are any better 

 than tender ones. Strangely enough, there are some fifty hardy 

 plants now used in conventional bedding because they have 



