Ceratopteris thalictroides is a pantropical fern, 15-30 cm high and 10-20 cm wide..This plant normally grows fast, but the addition of CO2 may be necessary to promote growth. In small, open aquariums, it can grow out of the tank and form beautiful surface leaves. The finely branched leaves are very decorative and provide good contrast to other leaf...
Crinum calamistratum from West Africa is a very graceful bulbous plant with dark-green, very narrow leaves. The curly leaves becomes 40-120 cm long. It forms smaller bulbs than the other Crinum-species, and requires less light.
In the aquarium plants that are thriving form a number of small bulbs. It is not eaten by herbivorous fish. It can also be used...
Crinum thaianum from Thailand is a distinctive bulbous plant belonging to the lily family having 60-200 cm long leaves. It is undemanding apart from the fact that it needs plenty of space. Plant so the top 2/3 of the bulb is visible, because otherwise the bulb tends to rot. When the plant grows older it sometimes sends a flower stem up to the water...
This little Cryptocoryne comes from Asia, and grows naturally in for instance Thailand.The narrow, red-brown leaves have clear, black patterns and beautifully waving leaf edges. Each leaf grows to be about 1-3 cm wide and up to 15 cm long, giving the plant a light and graceful look, which is easy to combine with other plants inside the aquarium, enabling...
Cryptocoryne beckettii 'Petchii' is a small variety of Cryptocoryne beckettii from Sri Lanka, which has beautiful, slightly fluted leaf margins, 10-15 cm long. Leaves become dark olive-brown with violet underside. Like many other Cryptocorynes, the leaf colour and shape depends largely on environmental conditions in the aquarium.
Cryptocoryne crispatula var. balansae is from Southern Thailand where there are limestone mountains, and the water can be very hard. Like many other Cryptocorynes it needs to acclimatise before growth starts in earnest. Leaves becomes 20-60 cm long and the single roset plant becomes 15-20 cm wide.
Cryptocoryne parva fromac Sri Lanka is the smallest of all Cryptocorynes (only 3-6 cm tall and a roset less than 5-8 cm wide). It is one of the few species that does not significantly change its leaf shape and colour depending on cultivation conditions. It needs more light than most other Cryptocorynes because it almost loses its leaf plate under water....
The triploid variety of Cryptocoryne undulata from Sri Lanka has wider leaves and a beautiful, flecked leaf pattern.
It also grows larger, from 15-30 cm, and the single roset becomes 10-20 cm wide. It is a hardy plant and do well under many growing conditions.
Cryptocoryne usteriana is one of the taller cryptocorynes and is very easy to grow.
Leaves are 3-5 cm wide with an embossed surface; they can easily reach more than 50 cm length.
With good light and fertilization, the upper side of the leaves will obtain a dark green or bronze-green colour while the back of the leaves will turn burgundy red.
Propagation...
Cryptocoryne wendtii ‘Green' presents beautiful, green leaves. Depending on your aquarium setup wendtii ‘Green' can reach a height of 10-30 cm with rosets ranging from 8-15 cm wide. When grown in an open space the leaves will virtually lie on the bottom. Like most other Sri Lanka Cryptocorynes, it also grows well in hard water.
This beautiful variety with the dark, hammered leaves is named after 'Tropica'. When grown in an open space the leaves will virtually lie on the bottom. It is suitable for small aquariums with leaves from 10-20 cm, and a rosette from 10-20 cm wide. Like most other Sri Lanka Cryptocorynes, it also grows well in hard water.
This Cryptocoryne from Sri Lanka used (mistakenly) to be called Cryptocoryne nevillii, but this is the name of a species that has never been used in aquariums. Like many other Cryptocorynes, not much happens the first month after planting. But then it starts to grow, and willingly produces plenty of runners which form a compact group. The plant becomes...
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