Care guide, husbandry, breeding, disease, sourcing, and tankmate intelligence on Pickerel Weed - written by the Fast Aquatics editorial team and cross-verified against vendor records on the live marketplace.
Pickerel Weed (Pontederia cordata) is a pond species kept by aquarists for outdoor pond stocking. Hardy and forgiving of typical beginner mistakes when given proper water chemistry.
Where Pickerel Weed comes from
Pickerel Weed (Pontederia cordata) is a hardy aquatic plant suited to outdoor pond environments. Naturally found in slow-moving waters, marshes, and pond margins across temperate and tropical zones. Used in ornamental pond design for visual interest, biological filtration, and providing cover for fish.
Pickerel Weed tank size and setup
Pickerel Weed requires a minimum of 200 gallons (pond) for healthy adults. The minimum is based on the species' adult size (24 inch height), territorial range, and behavior pattern. Most Pickerel Weed sold at small juvenile size will reach full adult size within 12-24 months and the system must be sized to the adult, not the juvenile.
For a Pickerel Weed setup: outdoor pond with appropriate depth (3+ feet for cold-climate winterization), filtration sized 1.5-2x pond volume per hour, UV clarifier for green-water control, surface skimmer for leaf litter, and either a bottom drain or annual full cleanout.
Pickerel Weed prefers pond parameters appropriate to your climate zone: Temperature: 50-78°F seasonal swing acceptable for cold-tolerant species; tropical pond species need 70°F+ year-round. pH: 7.0-8.5 Ammonia + nitrite: Both 0 ppm Nitrate: Under 40 ppm in established ponds Dissolved oxygen: 5+ mg/L (aerator non-optional in summer)
Pond water chemistry shifts with rainfall, leaf decay, and bioload. Test biweekly during active season; perform 10-25% water changes monthly to maintain stable parameters.
What Pickerel Weed eats
Pickerel Weed is a photosynthetic. Powered primarily by photosynthesis through symbiotic zooxanthellae living in the tissue. Supplemental feeding of reef foods supports faster growth but is optional once light + parameters are dialed in. Feed Pickerel Weed appropriately for its size + activity level. Overfeeding is the #1 cause of water-quality crashes in tanks of all sizes.
Pickerel Weed tankmates and compatibility
Pickerel Weed is compatible with similar-temperament pond fish at appropriate stocking. Mixing predatory species (largemouth bass) with smaller pond fish (minnows, juvenile koi) creates a food chain. Plan stocking around adult sizes and territorial behaviors.
Browse care guides for tankmate-compatibility tables for Pickerel Weed and similar species.
Pickerel Weed adult size and lifespan
Pickerel Weed reaches 24 inch height at adulthood with a captive lifespan of perennial years with proper care. Pond fish often outlive their owners under proper care - koi can live 25-50+ years with stable parameters.
Can you breed Pickerel Weed?
Pickerel Weed propagates through tubers, runners, or division depending on the plant. Most aquatic plants propagate freely once established; trim and replant healthy growth in spring.
Common Pickerel Weed diseases and problems
Pickerel Weed can develop pond-specific issues: parasites (ich, costia, trichodina), bacterial infections (ulcers, fin rot), and seasonal stress around water temperature transitions. Maintain stable temperature changes (no more than 5°F per day during seasonal shifts), feed appropriately for water temperature, and inspect fish during spring restart for signs of overwintering damage.
Where to buy Pickerel Weed online
Pickerel Weed is sold at LFS (local fish stores), online retailers, and direct from breeders/wholesalers. Pricing varies widely by source, size, and quality:
Browse live Pickerel Weed from vetted Fast Aquatics vendors with carrier-tracked overnight shipping (FedEx Priority + UPS Next Day), climate-aware hold logic, and a 4-hour DOA window with photo-evidence claims. Captive-bred or aquacultured specimens cost more upfront but arrive healthier and integrate faster.
Pickerel Weed FAQ
How big does Pickerel Weed get?
24 inch height at adulthood within 12-24 months.
How long does Pickerel Weed live?
perennial years with proper care.
What is the minimum tank/pond size?
200 gallons (pond), with larger systems strongly recommended.
Is Pickerel Weed hard to keep?
Pickerel Weed is rated beginner difficulty.
What does Pickerel Weed eat?
Pickerel Weed is a photosynthetic; appropriate diet matches its natural feeding pattern.
Pickerel Weed taxonomy and care recommendations cross-checked against the following authoritative references and our internal vendor + breeder database.