Water Plants
Myriophyllum aquaticum
Parrot feather
Feathery blue-green leaves circle trailing stems, with leafy tips rising above the water. This vigorous aquatic can form dense mats; use only in a contained water garden and never release it into natural waterways.
At a glance
- Sun
- Full sun to part shade
- Pond placement
- Contained aquatic planting with submerged growth and emergent tips.
- Winter care
- Perennial within its rated range; shallow exposed containers need protection from severe freezing.
- Water
- Aquatic; submerged roots
- Hardiness
- USDA zones 6–10 (Extension species rating)
Sizes & prices
- Size not listedCall for price
Catalog updated September 8, 2026. This is not a live stock count; please call to confirm availability and price.
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Resistance & tolerances
- Wet soil
- Aquatic; suited to standing water.
Keep in mind: Invasive in waterways; fragments spread vegetatively. Keep plants and trimmings out of streams, lakes and storm drains.
Seasonal interest
- Foliage
- Fine leaves in whorls around trailing stems.
Water garden care
- Length
- Stems can reach about 6 ft.; not an upright height
- Planting method
- Keep within a contained pond; prevent fragments escaping.
- Spread
- Thin dense growth; collect all fragments rather than washing them into drains.
Sources & photo credits
Reviewed September 29, 2026. Growing conditions vary by location.