Converting Idle Farmland to Floodplain Habitats Yakima Valley Riparian/Wetlands Restoration Project

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Determine target plant assemblages

• Greasewood flat associations
  • Greasewood/saltgrass/basin wildrye
  • Basin wildrye or Basin wildrye/basin big sagebrush
• Riparian woodland

Propagate native seed

Invasive plant control

Revegetation

Revegetation

• Weed control during establishment
• Reestablish native shrubs and forbs
• Monitoring to modify management when necessary

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Early Results

• 2% germination overall
  • 4% LECI
  • 1% POSE
  • No DISP to date
• 1% cover
• 11 seedlings/m2
• 8 cm height

Early Results

• 11% germination overall
  • 20% LECI
  • 5% POSE
  • No DISP to date
• 3.6% cover
• 56 seedlings/m2
• 25 cm height

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“We must not divorce the stream from its valley in our thoughts at any time. If we do we lose touch with reality.” -- H.B.N. Hynes Intl. Assn. of Theoretical and Applied Limnology, vol. 19, 1975.