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Caroliniana water hyssop

Bacopa caroliniana

Also found as Bacopa caroliniana (Walter) B.L.Rob.

Bacopa Caroliniana (Bacopa caroliniana) is a aquatic companion plant. Its care profile below covers light, water, temperature, humidity, substrate, feeding, seasonal care, propagation, and household placement.

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Typical placement: A stable, cycled freshwater aquarium or purpose-built paludarium
Care: Moderate · Freshwater aquarium plant
Everyday size: Aquatic spread depends on tank or pond depth, light, and pruning.
Collector class: Premium
Seller listings: No verified seller listed

Botanical identity

One canonical record.

Names, aliases, lineage, and care information are organized here under one companion plant record.

Genus: Bacopa
Family: Plantaginaceae
Genetic status: Species
Propagation forms: Cutting · Rooted cutting · Seedling
Plant form: Representative photograph
Information checked: 2026-07-31

Household safety

Conservative household placement

No exact ASPCA cat-and-dog listing is used for this record, so the plant is not presented as pet-safe. Prevent chewing and ingestion.

This ornamental plant is not food. Keep it out of reach and teach children not to taste leaves, flowers, seeds, sap, or potting media.

Read the complete safety guidance

Practical care guide

How to care for Caroliniana water hyssop

Freshwater aquarium plant guidance translated into an everyday growing plan.

Moderate

Light: Moderate aquarium lighting; intensity depends on tank depth and species
Water: Keep continuously submerged or emersed in a deliberately humid propagation system
Temperature: Stable tropical freshwater temperatures (20–28°C)
Humidity: Aquatic or saturated emersed culture (80–100%)
Potting medium: Aquarium substrate matched to root-feeding needs; attach Anubias rhizomes above the substrate
Drainage: Not applicable under submerged culture; prevent stagnant, oxygen-poor substrate
Feeding: Use aquarium-safe water-column or root nutrition according to plant and livestock
Pruning and grooming: Trim damaged leaves and thin growth without disturbing established roots or rhizomes
Seasonal rhythm: Maintain stable light, water chemistry, circulation, and temperature year-round
Propagation: Stem cuttings, runners, or rhizome division depending on genus
Travel planning: A cycled automated aquarium can run unattended only with tested lighting and water systems
Common watch-outs: Spider mites · Mealybugs · Scale insects · Fungus gnats when the root zone stays too wet · Root rot from poor drainage · Leaf spotting where foliage remains wet without airflow

Care sourcesRoyal Horticultural Society — Aquatic and bog plant growing guide

Safety and placement

A clear household plan

Conservative precaution based on the ASPCA database's stated limitation that its list is not all-inclusive. Absence from the list is not treated as proof of safety.

Pets: No exact ASPCA cat-and-dog listing is used for this record, so the plant is not presented as pet-safe. Prevent chewing and ingestion.
Children: This ornamental plant is not food. Keep it out of reach and teach children not to taste leaves, flowers, seeds, sap, or potting media.
Handling: Open water requires child- and pet-safe placement
Placement: Choose a stable location beyond the reach of children and animals; collect fallen material promptly.
If exposure happens: If a person chews the plant, contact Poison Control at 1-800-222-1222. For animal exposure, call a veterinarian or ASPCA Animal Poison Control at 1-888-426-4435; urgent breathing, collapse, seizure, or severe swelling requires emergency care.

Safety sourcesASPCA Toxic and Non-Toxic Plants database Poison Control plant safety guide

Plant visual

The companion plant, clearly credited.

Primary identification photograph

The source photograph is retained with its original credit and license.

Photographer: User:BotBln
License: CC BY-SA 3.0
Original: View photograph source
Botanical source: View identity source

Scenes

See Caroliniana water hyssop in three settings.

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Caroliniana water hyssop

Designer aquarium · Architectural water feature · Conservatory pond

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