CALENDAR OF OPERATIONS 213 



be sown on the same soil. " Black Gottes " may be 

 planted on the top of beds in which Radishes and 

 Carrots are sown. 



Any Lettuces attacked with mildew should be 

 removed and burned. Clean healthy plants should fill 

 the vacant places and have a little flowers of sulphur 

 strewed round them. 



Melons. Seeds of the " Cantaloup " varieties should 

 be sown about the end of the month, to have fruits 

 in May and June. 



Radishes. Seeds of " French Breakfast " kinds and 

 " Early Forcing Horn " Carrots may be sown in beds 

 on which " Gotte " Lettuces are to be planted. 



Spinach. An early supply may be obtained by sow- 

 ing on hot-beds during the month. 



Tomatoes. Seeds may be sown to produce plants 

 for putting under cloches in May. 



Protection. Frames and cloches must be protected 

 from frost with mats at night, and fresh manure must 

 be added if necessary to keep up the temperature. 



FEBRUARY 



Mean temperature of the Soil at I //. deep, 39-74- Air t 38.42 

 (Paris 38). 



Lettuces. Look over the plants in frames and 

 remove old or decaying leaves regularly. Others may 

 be planted under cloches one Cos Lettuce in the 

 centre of three Cabbage Lettuces. The bed holds 

 nine rows (see p. 162). 



Melons. Seeds of " Cantaloup Prescott fond blanc " 

 may be sown again. When large enough transfer each 

 seedling to a 3-in. pot in nice rich loam. 



14* 



