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Flowering plant bulbs are planted beneath the surface of the earth. The bulbs need some exposure to cold temperatures for 12 to 14 weeks in order to bloom. [1] Flower bulbs are generally planted in the fall in colder climates. The bulbs go dormant in the winter but they continue to absorb water and nutrients from the soil and they develop roots ...
The bulbs are produced to satisfy the demand for bulbs for parks, gardens and as house plants, in addition to providing the bulbs necessary for the production of cut flowers. The international trade in cut flowers has a worldwide value of approximately 11,000 million Euros, which gives an idea of the economic importance of this activity.
Shallot bulbs Hippeastrum (amaryllis) bulb. In botany, a bulb is a short underground stem with fleshy leaves or leaf bases [1] that function as food storage organs during dormancy. In gardening, plants with other kinds of storage organ are also called ornamental bulbous plants or just bulbs.
The main pollinators of the flowers are bees, hummingbirds, sunbirds, and bats. The pollination mechanism is conspicuously specialized. Pollen is shed on the style while still in the bud , and in the species and early hybrids, some is also found on the stigma because of the high position of the anther, which means that they are self-pollinating.
Couroupita guianensis, known by a variety of common names including cannonball tree, [3] is a deciduous tree in the flowering plant family Lecythidaceae.It is native to lowland tropical rainforests of Central and South America, from Costa Rica, south to Brazil and northern Bolivia [1] and it is cultivated in many other tropical areas throughout the world because of its fragrant flowers and ...
The inflorescence is a raceme of flowers occupying the top of the stem. The flower is between 1 and 2 centimeters long with five lobes arranged into two lips with a spur at the end. The flower is usually light to medium purple in color. The fruit is a capsule. There is a pale pink cultivar of the species named 'Canon Went'. [4]
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The bulbs are best planted just below the surface of the soil, with the neck of the bulb level with the surface. In colder climates mulching or lifting and overwintering is required. The bulbs may be propagated from offsets. Amaryllis bulbs require little watering and are drought tolerant. [5]