ENOYCLOPE#DIA OF GARDENING. 
leek (S. Tectorium) adapted for growing on sunny roofs or in crevices 
of old walls. Plant in a mixture of cow dung & clay in March or April. 
CULTURE OF GREENHOUSE SPECI“uS: Compost, equal parts 
sandy loam, leaf-mould, & brick rubbish. Position, well-drained pots 
or pans in sunny part of greenhouse or window. Pot, March. Water 
moderately April to Oct.; keep nearly dry remainder of year. No 
stimulants, shading, or syringing needed. ‘Temp., March to Oct. 55° 
to 75°; Oct. to March 40° to 50%. Propagate by seeds sown in spring 
in a compost of equal parts sandy loam, leaf-mould, & old mortar, in 
well-drained shallow pans, slightly covered with fine mould, & placed in 
temp. 55° to 65°; cuttings of shoots or leaves dried for a day or so 
after removal from the plant & inserted in above compost in summer ; 
division of offsets in March. 
HARDY SPECIES: S. arachnoideum (Cobweb Houseleek), red, June, 3 to 4 in., 
Europe; and its varieties, Laggeri, 6 in., and webbianum, 6 in.; globiferum (Hen 
and Chickens Houseleek), yellow, summer, 4 in., Europe; montanum, purple, June, 
6 in., Alps; calcarem (Syn. S. californicum), red, summer, 8 to 10 in., Dauphiny; 
Tectorum (Houseleek), red, July, 1 ft., Europe. 
GREENHOUSE SPECIES: 8. arboreum, yellow, summer, 4 to 6 ft., Mediterranean 
Region; arboreum variegatuni, leaves variegated; tabuleforme, 1 ft., Madeira; 
tabuleforme variegatum, variegated. Last species used fcr carpet bedding. 
Senecio (Jacobea; Cineraria; Ragwort).—Ord. Composite. 
Greenhouse & hardy annuals, evergreen herbs or climbers, & herba- 
ceous perennials. 
CULTURE OF ANNUAL SPECIES: Soil, ordinary rich. Position, 
sunny beds or borders. Sow seeds in April 3 in. deep in patches or 
lines we required to grow. Thin seedlings 3 to 6 in. apart when 
1 in. high. 
POT CULTURE: Compost, two parts sandy loam, one part leaf- 
mould, or well-decayed manure, & one part sand. Place in 6-in. pots, 
well drained, press firmly, & sow seeds thinly in April, covering with 
fine mould. Stand pots in cold greenhouse, window, or frame. Thin 
seedlings when 1 in. high to 2 in. apart. Water moderately & apply 
stimulants when flowers show. 
CULTURE OF CLIMBING SPECIES: Compost, two parts sandy 
loam, one part well-decayed manure or leaf-mould, and one part sand. 
Position, well-drained pots in sunny greenhouse or window; dwarf 
kinds on staging or inside window sills; tall kinds trained up roof of 
greenhouse or round window frames. Pot, March or April. Water 
freely, April to Oct., very little afterwards. Apply stimulants occa- 
sionally in summer. Temp., March to Oct. 55° to 60°; Oct. to March 
40° to 50°. 
CULTURE OF FLOWERING CINERARIAS (S. cruentus): Com- 
post, two parts yellow loam, one part leaf-mould and coarse silver 
sand. Sow seeds 1-16 in. deep in well-drained pans or pots of above 
finely sifted compost. Cover top of pot with square of glass, keep 
soil moist, & shade from sun. Transplant seedlings when three leaves 
are formed singly in small pots, keep in cold frame and shaded. Shift 
into 44-in. pots in J uly, 6-in. size in August. Remove to greenhouse 
in Oct., near glass. Apply weak liquid manure twice weekly trom Sept. 
onwards. Liquid cow manure best for cinerarias. Fumigate fre- 
quently to destroy aphis. gle Oct. to time plants have ceased 
flowering, 45° to 50°. Sow in May for winter-flowering; June for 
spring flowering. Double-flowered or choice single sorts may be in- 
creased by cuttings. 
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