The water lilies I’m a tropical aquatic plants grown for ornamental purposes for the embellishment of artificial lakes, tubs is ponds.
General characteristics Ninfea
The water lilies they are plants of the Nymphaeaceae family characterized by small rhizomatous roots. The expanded and rounded leaves are so light that they float on the water.
I’m aquatic plants typically rooting and perennial. Some species can be considered marsh as they can easily withstand temporary drops in the water level.
The height of these plants depends on the depth of the reservoir and in any case they rarely exceed two meters.
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The roots they are secondary to rhizome and are fixed on the muddy bottom. Generally they arise from the underwater stem in the opposite position to each leaf insertion.
The beautiful and fragrant flowers have wonderful shades of color: they are white, pink, red, light blue and violet.
THE flowers hermaphrodite and floating, they are composed of horizontal external petals and numerous carpels welded to form a single pistil.
The color of the water lilies varies from white to pink, from red to yellow, to violet, all with various shades.
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Water lilies bloom from May until late summer.
The flowers with oblong and graceful petals open in the sun and then close again at sunset.
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Cultivation of the water lily
Water lilies prefer sunny or semi-shady places, anchored in tanks or ponds at a minimum depth of about 40-50 cm directly in their containers.
Water lilies grown in pots
It is possible to grow water lilies in pots to create exotic areas on the terrace of the house.
Cultivation of water lilies in pots
- Perforated containers
- 50 cm high planter.
What to do
Just anchor the perforated container containing the water lilies with a stone on the bottom of the planter, add water up to about 2 cm from the free surface.
Care for pot-grown water lilies
Occasionally change the water to promoteoxygenation, wash the rhizomes of the water lilies under running water, the planter and the container.
Periodically add some Gesal fertilizer for aquatic plants slow release.
Multiplication of Water Lilies
The plant propagates by division of the rhizomes.
- The rhizomes must first be cleaned under running water and then separated from the mother plant.
- The rhizomes, planted in small perforated pots, should be immersed in shallow water.
- The planting will take place when the seedling eggs will have emitted at least three to four leaflets.
Water lily care
- Annual shortening of the roots and elimination of any filamentous and soft hyphae present on them.
- Removal of withered leaves and flowers.
- Water exchange in dry and sultry periods to favor the oxygenation of stagnant water.
The tropical varieties they fear the cold and for this reason it is necessary during the winter to collect the rhizomes to put them in containers with sand kept constantly humid and to shelter them in warmer environments (minimum 10 ° C), and then replant them in the month of May.
Meaning of the flower
In the language of flowers, the water lily symbolizes purity and chastity like the lily.
History, myth and curiosity
Pliny reports that these flowers were named by one Nymph turned into this flower because jealous of Hercules.
On the leaves we often find amphibians, such as frogs or toads who like to use them as a “floating bed”.
Are water lilies poisonous?
Some varieties of water lily, such as the common water lily or Carfano, are slightly poisonous due to the presence of alkaloids.