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Learn about planting iris rhizomes and growing iris flowers. We explain how to care for irises including bearded irises, and their soil, water, sun needs.
Flowering yellow iris (Iris pseudacorus) at a treatment pond. In water purification, yellow iris (I. pseudacorus) is often used. The roots are usually planted in a substrate (e.g. lava-stone) in a reedbed-setup. The roots then improve water quality by consuming nutrient pollutants, such as from agricultural runoff. This highly aggressive grower ...
Aquatic plants are used to give the freshwater aquarium a natural appearance, oxygenate the water, absorb ammonia, and provide habitat for fish, especially fry (babies) and for invertebrates. Some aquarium fish and invertebrates also eat live plants. Hobbyists use aquatic plants for aquascaping, of several aesthetic styles.
Iris pseudacorus, the yellow flag, yellow iris, or water flag, is a species of flowering plant in the family Iridaceae. It is native to Europe, western Asia and northwest Africa. Its specific epithet pseudacorus means "false acorus", referring to the similarity of its leaves to those of Acorus calamus (sweet flag), as they have a prominently ...
Iris × germanica is the accepted name for a species of flowering plants in the family Iridaceae commonly known as the bearded iris [2] or the German bearded iris. [3] It is of hybrid origin. [ 4 ] : 87 Varieties include I. × g. var. florentina .
A biofilter and CO 2 degasser on an outdoor recirculating aquaculture system used to grow largemouth bass Water treatment processes needed in a recirculating aquaculture system. A series of treatment processes is utilized to maintain water quality in intensive fish farming operations. These steps are often done in order or sometimes in tandem.
For freshwater aquaria, gravel is the most common substrate. To prevent damage to fish, gravel should not be sharp. Aquarium gravel can be as coarse as pea-sized or as fine as 1–2 mm. [1] It is available in a number of colors, and may be naturally colored or dyed, and may have a polymer seal to ensure it does not affect water chemistry. [1]
Iris laevigata, known as Japanese iris, [1] rabbit-ear iris, [2] or shallow-flowered iris [3] (Japanese: kakitsubata カキツバタ), is a species of flowering plant in the family Iridaceae, native to Japan. It is related to other members of Iris subgenus Limniris, including other species of Japanese irises.