Plant Profile

Pickerel Weed (Pontederia cordata)

Pickerel Weed

Sun Full Sun
Water Moderate
Height 0.6–1.2 m
Spread 0.3–0.61 m
Hardiness 10, 3, 4, 5, 6, 7, 8, 9

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

  1. Plant Pickerel Weed in a site matching its sun and drainage needs
  2. 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

SymptomLikely causeConfirming signAction
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

  1. 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.

  2. 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.

  3. 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.

  4. 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.

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