Cryptocoryne walkeri Legroi
Cryptocoryne walkeri 'Legroi'
Also known as Cryptocoryne legroi, Cryptocoryne lutea 'Legroi', Crypt legroi
Care at a glance
- Light
- Low light
- CO2
- CO₂ beneficial
- Growth rate
- Slow
- Placement
- Midground
- Type
- Rosette
- Temperature
- 72–82°F (22–28°C)
- pH
- 6.0–7.5
- Hardness
- 2–15 dGH
- Max height
- 5.9 in (15 cm)
- Spread
- 3.9 in (10 cm)
- Nutrient uptake
- Root feeder
- Growth region
- Submersed or emersed
- Difficulty
- Easy
- Origin
- Sri Lanka
- Family
- Araceae
Overview
Care is standard walkeri: a nutrient-rich substrate, root tabs, low light and patience. It settles slowly, may throw the usual crypt melt after planting or a rough water change, and rebuilds from the rootstock if you resist the urge to pull it. CO2 is optional but shortens the wait. Left alone in the midground it forms a low brownish clump by runners, and mature clumps divide cleanly at the rhizome.
In the wild
Legroi is a cultivated line of Cryptocoryne walkeri, a Sri Lankan endemic of shaded streams that grows submersed when water is high and emersed on wet banks when it is not. Flowgrow records the exact wild locality of this form as unknown, and the plants in circulation are an old hobby line kept going in cultivation.
Good to know
Legroi was described as a separate species, Cryptocoryne legroi de Wit, before being reduced to a form of Cryptocoryne walkeri (family Araceae). It is a compact selection with olive to brownish leaves, one of several Sri Lankan walkeri forms, alongside Lutea, that keep their old species names as trade labels.
Did you know
Leaf shape is nearly useless for telling crypts apart. Forms like Legroi and Lutea were split into species and later merged back into walkeri on the evidence of the spathe, the hooded flower that only shows up reliably in emersed culture.
Appears in
Low-light plants · Midground plants · Cryptocoryne · Beginner plants
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