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Plant Identification -- Submerged Weeds -- Bladderwort |
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BLADDERWORT (Utricularia spp.)
Treatment Tips: This plant is not rooted and floating plants may re-infest treated areas.
Description: Plants are free-floating and without visible roots. Finely divided leaves are scattered along the stem with numerous small bladder-like structures on the leaves. These bladders act as traps to capture small aquatic invertebrates.
Distribution: Genus common throughout the United States. |
Recommended Control Method: For areas less than 1 acre, tank mix 1 part Cutrine-Plus to 5 parts Weedtrine-D. Apply at the rate of 1 1/2 gallons per 1/5 surface acre.*
OR
For areas in excess of 1 acre, tank mix 1 part Cutrine-Plus to 1 partReward. Apply at the rate of 2 gallons per surface acre.
**Dilute to facilitate even distribution.
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Maintenance Control Method: Add Aquashade at the rate of 1 quart per acre-foot of water to prevent initial growth or to retard regrowth of plants after chemical treatment.
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Alternate Control Methods: Navigate: 150 to 200 pounds per surface acre.
Reward: 1 to 2 gallons per surface acre.
Fluridone (various liquid and pelletized formulations) : see label.
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Descriptions and pictures are from the book "How to Identify and Control Water Weeds and Algae", Edited by James C. Schmidt, 5th edition revised 1998, copyright 1976 Applied Biochemists. |
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