ENCYCLOPEDIA OF GARDENING. 
flowers fade, & keep soil quite dry from time foliage turns yellow till 
repotting time. Apply weak liquid manure once or twice weekly to 
plants in flower. Temp., greenhouse species, Sept. to March 45° to 
55°, March to Sept. 55° to 65°; Sept. to March 55° to 65°, March to 
Sept. 65° to 75° tor stove species. Bulbs flower best when only repotted 
every three or four years. Propagate by offsets removed at potting 
time & placed in small pots in similar soil as for old bulbs. 
STOVE SPECIES: H. cinnabarium, red, April, 1 ft.; coccineus, scarlet, 
autumn, 1 ft.; multiflorus (Syn. Kalbreyeri), scarlet, April, 1 ft. 
GREENHOUSE SPECIES: H. Katharinm, red, spring, 1 ft.; natalensis, green, 
purple and yellow, Feb., 1 ft.; puniceus, orange-scarlet, summer, 1 ft. 
Halesia (Silver-bell; Snowdrop-tree)—Ord. Styracacee. Hardy 
flowering trees. Deciduous, Tirst introduced 1756. 
CULTURE: Soil, deep sandy loam. Position, sheltered borders, 
shrubberies, or lawns. Plant, Oct. to Feb. Prune into shape after 
flowering. Propagate by cuttings of rvots inserted in sandy soil out- 
doors in March or Oct.; by layering shoots in Oct. or Nov. 
SPECIES OULTIVATED: H. tetraptera (Snowdrop Tree), white, May, 15 to 
20 ft., N. America. : 
Halimodendron (Salt-tree). — Ord. Leguminose. Hardy 
flowering & orn. foliage shrub. Deciduous. First introduced 1779. 
Leaves, feather-shaped, whitish & downy. 
CULTURE: Soil, deep sandy. Position, shrubberies & open borders. 
Plant, Oct. to Feb. Prune into shape, Nov. Propagate by seeds 
sown ¢in. deep in sandy soil outdoors in March or April, cuttings of 
firm shoots 4 to 6in. long inserted in sandy soil outdoors in Oct. & 
Nov.; layering in Oct., & by grafting on common laburnum in March 
to form standards. 
hoe CULTIVATED: H. argenteum, purplish, May to July, 4 to 6 ft., 
S818. . 
Hamamelis (Witch Hazel). — Ord. Hamamelidacew. Hardy 
flowering shrubs. Deciduous. First introduced 1736. 
CULTURE: Soil, deep rich loam. Position, damp borders or shrub- 
beries & margins of lakes. Plant, Oct. to Feb. Prune into shape 
Feb. Propagate by layering branches in Oct. or Nov.; grafting rare 
species on common kind in March. 
SPECIES OULTIVATED: H. arborea, primrose yellow, Deo. to Feb., 15 ft., 
Japan; japonica, lemon yellow, Dec. to Feb., 12 ft., Japan; japonica zuccariniana, 
pale yellow; mollis, yellow, Jan. and Feb., 10 ft., China; virginica, yellow, Deo. to 
Feb., N. America. 
Hamburgh Parsley (Carum Petroselinum).—See Carum. 
Haplocarpha. — Ord. Composite. Half-hardy perennial. 
First introduced 1883. 
CULTURE: Soil, sandy loam. Position, sunny, dry, and well- 
drained border. Plant, April. Propagate by seeds sown in temp. 55° 
in spring; also by cuttings inserted in temp. 55° in spring; or in cold 
frame during summer. 
ee OULTIVATED: H. Leitohlinii, yellow and purple, summer, 1 ft., S. 
rica. 
Hardenbergia (Australian Sarsaparilla-tree; Australian 
Lilac).—Ord. Leguminose. Greenhouse flowering twining plants. 
Evergreen. Nat. 8. Australia. First introduced 1790. 
CULTURE: Compost, equal parts loam & peat, little silver sand. 
Position, pots, with shoots trained to trellis, or planted out in beds, 
& shoots trained up rafters. Pot or plant, Feb. or May. Water 
freely March to Sept., moderately at other times. Prune straggling 
plants into shape in Feb. Apply weak stimulants occasionally to 
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