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Water plants when the top inch of soil is dry and begin feeding with a balanced (20-10-20) fertilizer at half strength starting about three to four weeks after transplanting into containers.
Cut back on watering after your holiday cactus stops flowering, which is generally late winter for Thanksgiving and Christmas cactus plants and early spring for Easter cactus. Allow the top 3-4 ...
Christmas cactus do fine in most homes with average indoor temperatures and humidity levels, if you keep them watered correctly. In fact, you only need to water when the top inch or two of soil ...
Seedlings of 3 species, including interior spruce were planted with frozen root plugs (frozen seedlings) and with thawed root plugs (thawed seedlings). Thawed root plugs warmed to soil temperature in about 20 minutes; frozen root plugs took about 2 hours, ice in the plug having to melt before the temperature could rise above zero.
The seeds of many Australian plants and plants from southern Africa and the American west require smoke or fire to germinate. Some plant species, including many trees, do not produce seeds until they reach maturity, which may take many years. Seeds can be difficult to acquire, and some plants do not produce seed at all.
The seedlings of some flowering plants have no cotyledons at all. These are said to be acotyledons. The plumule is the part of a seed embryo that develops into the shoot bearing the first true leaves of a plant. In most seeds, for example the sunflower, the plumule is a small conical structure without any leaf structure. Growth of the plumule ...
Ferocactus wislizeni, the fishhook barrel cactus, also called Arizona barrel cactus, candy barrel cactus, and Southwestern barrel cactus, is a species of flowering plant in the cactus family Cactaceae, native to northern Mexico and the southern United States. It is a ball-shaped cactus eventually growing to a cylindrical shape, with spiny ribs ...
It occurs at altitudes from 1,200 to 2,300 m (3,900 to 7,500 ft) and is hardy for a cactus (USDA Zone 5A). [ 6 ] In parts of its range, often just below the pinyon - juniper belt, it can be abundant, surrounded by low grasses and forbs that are brown most of the year; in such places chollas are conspicuous as the only tall green plant.