Part 40

=Porches=, Thunbergias valuable for covering foundations of, 136.

=Pot-bound plants=, how to remove, 57.

=Potting=, hints on, 57, 58.

=Potting-soil=, always keep ready for use, 40. How to obtain, 21.

=Primroses=, 63, 86, 87, 246. Blooming time, 86. General treatment of, 86. Potting, 86. Primula obconica grown in shallow dishes, 87. Raising from seed, 87. Receptacles for, 86. Repeated shifting aids blooming, 86. Root room necessary, 86.

=Primula obconica=, 87.

=Primulas=, 48, 58.

=Princess Caroline Ageratum=, 101, 102.

=Queen Charlotte Cannas=, 15.

=Queen of the North Antirrhinum=, 98.

=Radicans Bignonia=, 139, 140.

=Ragged Robin= (Viscaria), red, scented flower, 198.

=Ramona Clematis=, 138.

=Red Spider=, remedy for, 248.

=Repotting=, meaning of term, 56.

=Repotting house-plants in summer=, 40.

=Rex Begonia=, 66.

=Rhododendrons=, protection of, in Northern winters, 206.

=Ricinus= (Castor-oil Plant), 4, 5, 14, 15, 18, 29, 35, 46, 121, 144, 150, 200. Beds of, 5. Good background for low shrubs, 144. In flower-beds, 14, 15. Most tropical looking plant in cultivation, 144. Position of, in the hotbed, 35. Proper soil for, 18. Seed of, 46. Seeds should be started in house pots, 144. Soil must be heavily manured and well watered, 144. Transplanting, 144. Zanzibar varieties best, 144.

=Rockwork=, Thunbergias valuable for covering, 136.

=Roi des Belges=, a red Hyacinth, 192.

=Rose=, the, need of constant care of, 247.

=Rose-bed=, care of the Summer, 173–178. Choice of plants for the, 178. Cutting and pruning, 175, 176. Hardy Perpetuals, caring for, 176. Insect enemies of Roses, 176, 177. Manuring, 175. Planting the bed, 175. Soil suitable for, 175. Sunny, protected situation necessary, 175. Treatment of Roses that refuse to bloom, 176.

=Rose-bug=, destruction of, 249.

=Rose-bugs and beetles=, remedy for, 177.

=Rose Campion= (Lychnis), herbaceous perennial, 198.

=Rose-cuttings=, handling of, 59.

=Rose-garden=, design for, 12, 13.