About Pickerel Weed
Pickerel Weed (Pontederia cordata) is grown for garden performance matched to its site needs.
At a glance
- Height: typically 0.6–1.2 m
- Spread: typically 0.3–0.61 m
- Sun: full sun
- Water: moderate
- Soil: poorly drained
- Hardiness: zones 3, 4, 5, 6, 7, 8, 9, 10
- Attracts: butterflies
Is Pickerel Weed Right for Your Garden?
Best for
- Mixed borders and general garden use
- Open, sunny positions with good air movement
- Wildlife-friendly gardens — known to attract butterflies
Not recommended if
- Dense shade or north-facing walls
Trade-off to know
Pickerel Weed suits most garden soils when drainage is adequate. The main limitation is site scale — match plant size to available space.
Growing Conditions for Pickerel Weed
Site checklist
- Sun: full sun
- Soil drainage: Poorly Drained
- Water: Moderate
- Hardiness zones: 3, 4, 5, 6, 7, 8, 9, 10
Adjustments
- Wrong light level is the most common cause of weak performance
- Fix drainage before treating leaf symptoms
How to Care for Pickerel Weed
Establishment
- Plant Pickerel Weed in a site matching its sun and drainage needs
- Water regularly until roots settle, then match watering to the plant’s need
Ongoing care
- Mulch to buffer moisture swings
- Remove dead or damaged growth in season
- Avoid constant wet foliage where disease pressure is high
Diagnosing Problems with Pickerel Weed
| Symptom | Likely cause | Confirming sign | Action |
|---|---|---|---|
| Leaves yellowing unevenly across the plant | Uneven watering or compacted soil | Yellowing worse on one side; soil hard or crusted at surface | Water Pickerel Weed deeply and evenly. Loosen surface compaction with a fork; avoid disturbing main roots. |
Leaves yellowing unevenly across the plant
- Likely cause
- Uneven watering or compacted soil
- Confirming sign
- Yellowing worse on one side; soil hard or crusted at surface
- Action
- Water Pickerel Weed deeply and evenly. Loosen surface compaction with a fork; avoid disturbing main roots.
Pickerel Weed FAQ
-
Is Pickerel Weed easy to grow?
Pickerel Weed is manageable for most gardeners if sited correctly from the outset. The most common mistakes are poor drainage and incorrect sun placement.
-
How big does Pickerel Weed get?
Pickerel Weed typically reaches 0.6–1.2 m. Final size depends on soil quality and available root space. Allow adequate spacing at planting — most plants reach their full spread within 5–10 years.
-
How much sun does Pickerel Weed need?
Pickerel Weed grows best in full sun. Planting in the wrong light level is the single most common cause of poor performance. Check the aspect of your site before choosing a position.
-
Does Pickerel Weed attract wildlife?
Pickerel Weed is known to attract butterflies. For maximum benefit, avoid deadheading all flowers — seed heads and spent blooms are often as valuable to wildlife as the flowers themselves.