ON ANNUALS AND BIENNIALS. 



249 



racemes, and are, at first, of. a scarlet shade, afterwards changing 

 to orange, and then to pale yellow. They appear about June. 

 The seed should be sown in February or March in a warm 

 house, and the seedlings potted off singly into small pots, ready 

 for planting outside as soon as the weather is favourable 



Nemesia STRUMOSA 

 half-hardy annual from 

 and produces nume- 

 rous flowers of 

 various shades of 

 colour from white to 

 crimson. It com- 

 mences to flower in 

 June or July, and 

 continues until 

 late in the 

 autumn. The 

 seed should be 

 sown in March, 

 and the seed- 

 lings planted 

 out about May. 



Suttoni (Fig. 138) is a comparatively new 

 South Africa. It grows about ift. high, 



' \h.' 



•/Vv >s? 



mmms 



Nicotianas 

 (Tobacco 

 Plants) are vig- 

 orous, orna- 

 mental-foliaged 

 plants, suitable 

 for sub-tropical 

 gardening. 

 They grow 

 rapidly in rich, 

 deep soils, in 

 sheltered and 

 somewhat 

 moist situa- 

 tions. Theseed 

 should be sown 

 in February in 

 a warm house, 

 and the seed- 

 lings pricked 

 off, potted 

 when they re- 

 quire it, and 

 finally transplanted into 

 affinis, 3ft. high, is a 



^■-mm 



BfiLMr 



Fig. 139. — Nicotiana wigandioides. 



the open ground early in June. Nicotiana 

 valuable pot- and border-plant ; it has 



