Limnophila Heterophylla

Quick facts

Identity

Also known as

Dwarf Ambulia; Diverse-leaved Ambulia

Synonyms

Limnophila gratissima; Ambulia heterophylla

Environment

Freshwater

Native to

Pakistan, India, China, Southeast Asia, Borneo

Habitat

Rivulets, rice paddies, ponds and wet margins across the Asian tropics and subtropics, in both soft and hard water

Sourcing

Aquacultured

Conservation

Not Evaluated

Care

Care level

Easy

Growth form

Stem

Max height

3 – 19.7 in (7.6 – 50 cm)

Spread

3 in (7.6 cm)

Growth rate

Fast

Placement

Midground, Background

Water

Temperature

72 – 82 °F (22 – 28 °C)

pH

5.5 – 7.5

GH

2 – 12 dGH

dKH

2 – 21 dKH

Flow

Low-Moderate

Light

Medium

CO₂

Beneficial

Planting

Substrate

Nutrient-rich preferred

Feeds from

Both

Fertilizer needs

High

Colors

Green

Feeding & breeding

Propagation

Cuttings

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Care guide

Overview

Also known as Dwarf Ambulia, this stem plant forms finely divided, feathery whorls of green foliage along upright stems. It grows quickly in medium light and adapts to both soft and hard water, making it suited to background or midground planting in low-tech to CO2-enriched setups alike. Regular topping keeps growth dense rather than leggy.

Care

This fast-growing bunch plant tolerates a wide range of water chemistry, from soft acidic tanks to harder alkaline ones, and copes with a broad temperature span thanks to its subtropical range. Medium to medium-high light keeps the fine, feathery whorls dense from top to bottom, while low light causes the lower leaves to drop and the stems to become leggy. CO2 injection is not mandatory but noticeably increases growth speed and foliage density. Weekly trimming is needed once stems approach the surface, as this species grows quickly and will otherwise shade itself out.

Planting & trimming

Plant stems singly with a little space between them so light can still reach the lower whorls rather than tying them into a single dense bunch. As it grows quickly and can reach or exceed the surface within weeks, top the stems and replant the cuttings regularly to maintain a full, bushy appearance. It can also be grown emersed along damp margins, where the foliage becomes simpler and undivided.

Fertilizing

Ambulia draws nutrients through both roots and the water column, so it benefits from a nutrient-rich substrate combined with regular liquid fertilizer dosing. It is a notably heavy feeder on nitrate and potassium, and thin, pale, or dropping lower leaves usually indicate a nutrient shortfall rather than a lighting problem. Root tabs pushed near the base of a bunch can help support the heavier feeding demand in barren substrates.

Propagation

Propagation is by stem cuttings: trim a healthy top section, remove the lowest leaves, and replant the cutting directly into the substrate. Rooting is quick, often within three to five days under good conditions, and lateral side shoots can also be separated and replanted the same way.

Problems

New stems can suffer melt for a week or two after planting or after a change in water chemistry, particularly when moved between emersed and submersed conditions. Once established, the plant is fairly resistant to algae if light and CO2 are balanced, since its fast growth outcompetes algae for available nutrients. Leggy stems with wide gaps between whorls typically point to insufficient light rather than a nutrient issue.

Sources

1. Limnophila heterophylla care: light, CO2 and placement · TankBud
2. Limnophila heterophylla - Flowgrow Aquatic Plant Database
3. Dwarf Ambulia: Caring for Limnophila heterophylla
4. Limnophila heterophylla Care: Light, CO2, Height, Growth

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