They require warm sunny spots and rich gritty soil.
A South African genus of composites requiring very warm sunny spots and rich gritty soil.
Rupicola, 2 to 3 in., intense blue, is a fine rock plant, preferring shady situations and gritty soil; M.
The borders should consist of 3 parts rich turfy loam, the top spit of a pasture, and i part light gritty earth, such as road-grit, with a small portion (one-sixth) of fine brick rubbish.
Isolated gritty fragments of minerals may be felt in the generally fine-grained homogeneous mass.
Gritty welldrained soil.
Alpestris, 2 to 3 in., intense blue, is a fine rock plant, preferring shady situations and gritty soil; M.
Requires gritty peat soil and cool situations, but must be protected from frost in winter.
Charming tuberous-rooted plants of dwarf habit, suitable for sheltered rockeries, and growing in light gritty soil.
Pyrenaica, 3 to 6 in., is a pretty dwarf plant, requiring a warm position on the rockwork and a moist, peaty soil more or less gritty; it has rosettes of ovate spreading root-leaves, and large purple, yellow-centred, rotate flowers, solitary, or two to three together, on naked stalks.
Figures slim, muscular and bony, action impetuous but of arrested energy, tawny landscape, gritty with littering pebbles, mark the athletic hauteur of his style.
Sand consists of grains of quartz or flint, the individual particles of which are large enough to be seen with the unaided eye or readily felt as gritty grains when rubbed between the finger and thumb.
Sand is by itself of little value except for striking cuttings, for which purpose fine clean sharp silver sand is the best; and a somewhat coarser kind, if it is gritty, is to be preferred to the comminuted sands which contain a large proportion of earthy matter.
A rich, gritty soil, and warm, sunny situations are best for these plants., Triteleia.
Millstones and pumice were also exported, but for the former the more gritty lava of Rocca Monfina was later on preferred.
Slates alternating with gritty bands), the cleavage is most perfect in the finest grained rocks.
Of some coarse gritty material, such as pounded spar, or the shell sand obtained on the sea-coast, on which the pots are to stand; its use is to absorb moisture and gradually give it out for the benefit of the plants.
Beautiful bulbous plants, called mariposa lilies, requiring warm sheltered spots in rich gritty and well-drained soil.
If it clings together closely it is too heavy and requires amelioration by the admixture of gritty material; if it has little or no cohesion when squeezed tightly in the hand, it is] too light, and needs to be improved by the addition of heavier or clayey material.
Requires rich, gritty loam of good depth, as it produces tuberous roots I to 2 ft.
Simplicifolia, violet purple, are grown with care in sheltered spots, and in rich, very gritty soil.
Peat soil is largely employed for the culture of such plants as rhododendrons, azaleas, heaths, &c. In districts where heather and gritty soil predominate, the peat soil is poor and unprofitable, but selections from both the heathy and the richer peat soils, collected with judgment, and stored in a dry part of the compost yard, are essential ingredients in the cultivation of many choice pot plants, such as the Cape heaths and many of the Australian plants.
Lovely bulbous plants called tiger flowers, useful in the warmest parts of the kingdom for the border in rich but gritty soil.