Echinodorus Peruensis
Plant Profile
Hailing from the lush aquatic habitats of Peru, Echinodorus peruensis is a large-scale sword plant built to make a sweeping background statement. Producing long, elegant green leaves with an elongated, lance-like shape, this South American native shoots up tall, broad rosettes that easily reach up to 20+ inches in height. Its imposing vertical scale makes it an absolute lifesaver for filling out deep background corners or effortlessly concealing bulky aquarium equipment like intake tubes and heaters. Naturally robust and adaptable, it brings classic jungle-style lushness to spacious freshwater aquariums without demanding high-maintenance care or complex technical setups.
Key Features & Notes
- Tall, elongated green foliage creates a dramatic vertical backdrop in medium to large aquariums.
- Spacious rosette structure easily conceals background equipment and filters.
- Hardy and adaptable species that thrives in low-tech setups without mandatory CO2 injection.
Care & Planting Instructions
- Prep the plant by removing it from the pot and clearing all rockwool from the roots.
- Plant the roots deeply into your aquarium soil, keeping the central crown resting just above the substrate line to prevent rot.
- All Echinodorus are heavy root feeders that rely on rich substrate nutrition; placing root tabs near the base supports steady, healthy leaf development.
- Supplemental CO2 injection accelerates growth and encourages denser, fuller foliage, though the plant will still grow steadily in low-tech setups.
- Maintain stable water parameters to prevent leaf shedding during the initial transition period.
- Sword plants propagate through side shoots off of their leaves, which can be trimmed and replanted into the substrate. To control the size of your sword plant, you can remove the side shoots and older leaves.
Quick Facts
Listed information should be treated as general guidelines only. Team Buce Plant encourages you to do thorough research to ensure healthy growth!
| Spec | Details |
|---|---|
| Scientific Name | Echinodorus peruensis |
| Common Name(s) | Peruvian Sword Plant, Echinodorus Peruensis |
| Family | Alismataceae |
| Plant Type / Taxonomy | Rosette plant / Species |
| Care Difficulty | Easy |
| Light Requirement | Moderate |
| CO2 Requirement | Not required (Optional) |
| Placement / Usage | Background |
| Height / Size | 8–20+ inches |
| Growth Rate | Fast |
| Water Parameters | pH 6.5–7.5 |
| Propagation Method | Separate new plantlets from the root crown or adventitious shoots |
| Origin | South America (Peru) |
Frequently Asked Questions
1. How do I manage the large size of Echinodorus peruensis in a planted aquarium?
Because its elongated leaves can grow up to 20+ inches tall, periodically prune the largest or outermost leaves near the base using sharp aquascaping scissors. Removing older leaves keeps the plant contained and allows light to penetrate to smaller surrounding plants.
2. Can Echinodorus peruensis grow in low-tech aquariums without CO2?
Yes, Peruvian Sword plants grow vigorously in low-tech setups without pressurized CO2. Providing a nutrient-rich substrate or adding root tabs near the root base, along with moderate lighting, is all it takes to keep it thriving.
3. Will Echinodorus peruensis produce flowers when grown emersed?
Yes, when grown emersed in open-top aquariums, paludariums, or Wabi Kusa setups, it will extend tall flowering stems that produce small, delicate white flowers above the waterline.