82 THE GABDENEB'S COMPANION 



high ; very easily grown, and increasing quickly, in 

 light rich soil. 



Thalictrums. These are plants with ornamental 

 foliage and heads of fluffy flowers ; very pretty and 

 effective in the borders. T. aquilegicefolium is the 

 prettiest, with white flowers ; it grows three feet 

 high. T. adiantifolium, one foot high, is good for 

 cutting, and grows well on rockeries. 



Thrifts Armeria. Tufts of grass-like foliage, 

 with pink, white or rose-coloured flowers about 

 nine inches high ; they delight -in dry sandy soil, 

 flowering abundantly in early summer; a good 

 plant for edges of beds. A. Laucheana is a good 

 bright-coloured variety. 



Thermopsis caroliniana has flowers like an 

 erect Laburnum, about two feet high. It is pretty 

 but difficult to control, as the roots spread about ; 

 it flowers in May and June ; will grow easily in 

 any loamy soil. 



Tritoma or Kniphofia. The plant familiarly 

 known as " red-hot-poker ". There are a great 

 number of different varieties, but all are very 

 similar ; tuberous roots, which should be planted 

 in good large groups. As they flower in September 

 they are especially useful ; a light soil suits them, 



