Living SoilAquarium and fully submerged plants
Trapa natans (water chestnut): substrate and planted tank guide
Trapa natans (water chestnut) is in Living Soil's Aquarium and fully submerged plants group. Plants growing entirely underwater in a tank: a thin layer of soil under a gravel cap, which is a different job from a pond basket. Its guide gathers what published references say about water hardness, temperature, light, carbon dioxide, planting bed, feeding and spotting problems.
What the trapa natans (water chestnut) guide covers
Every item carries the reference behind it. Where references disagree, the guide shows both.
- Water hardness1
- Temperature2
- Light2
- Carbon dioxide1
- Planting bed1
- Feeding1
- Spotting problems2
The count is how many sourced items each part of the guide holds.
Good to know
- pH: the references give 6.6 to 6.6 for aquarium and fully submerged plants in general.
- The mistake to avoid: Pushing houseplant fertilizer sticks or water lily tablets into the soil under submerged plants. Bacteria turn their sulfate into hydrogen sulfide, which can kill plant roots.
- Also known as: water chestnut, trapa and trapa natans
Questions
What is the best substrate for trapa natans (water chestnut)?
Living Soil has no mix listed for trapa natans (water chestnut). Its guide covers water hardness, temperature, light, carbon dioxide, planting bed, feeding and spotting problems instead, each from a published reference.
What pH does trapa natans (water chestnut) need?
The references give pH 6.6 to 6.6 for aquarium and fully submerged plants in general.
Is the trapa natans (water chestnut) guide free?
Its overview is free: what the guide covers and which mixes suit it. Opening the full guide takes credits, and the app shows the price before you confirm. Credits never expire.
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