Weed Control by Species
Records herbicide and mechanical control methods, products, and satisfaction ratings for invasive weed species in Hawaiʻi, contributed by multiple partner organisations.
Triclopyr
Group 4Synthetic auxin · some products labelled for aquatic sites
Best on Acacia mearnsii, Acacia mangium, Ageratina riparia, Ageratina adenophora
Glyphosate
Group 9EPSP synthase inhibitor · some products labelled for aquatic sites
Best on Ageratina riparia, Ardisia crenata, Axonopus fissifolius, Cortaderia selloana
Imazapyr
Group 2ALS inhibitor · some products labelled for aquatic sites
Best on Ardisia elliptica, Cecropia obtusifolia, Coffea arabica, Grevillea robusta
Aminopyralid
Group 4Synthetic auxin · no aquatic-labelled products
Best on Cryptomeria japonica, Delairea odorata, Leucaena leucocephala, Morella faya
Sulfometuron-methyl
Group 2ALS inhibitor · no aquatic-labelled products
Best on Pterolepis glomerata, Chromolaena odorata
Fluazifop-P-butyl
Group 1ACCase inhibitor · no aquatic-labelled products
Best on Axonopus fissifolius, Paspalum conjugatum, Melinis minutiflora
Aminocyclopyrachlor
Group 4Synthetic auxin · no aquatic-labelled products
Best on Acacia confusa, Toona ciliata, Leucaena leucocephala, Corymbia citriodora
Metsulfuron-methyl
Group 2ALS inhibitor · no aquatic-labelled products
Best on Hedychium gardnerianum
| Species | Family | Common Name(s) | Organization | Control Technique | Cocktail | Satisfaction Rating | Size class (in regards to species) | Habitat Type | Environmental factors | Trial or Observation? | Last Updated | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Buddleja asiatica | Buddliaceae | Dog tail | NEPM | clip and drip | 25% G4, 75% FCO | more than moderate satisfaction | 2018-03-21 | |||||
| Buddleja asiatica | Buddliaceae | dog tail | NEPM | basal-bark | 25% G4, 75% FCO | more than moderate satisfaction | 2018-03-21 | |||||
| Buddleja asiatica | Buddliaceae | dog tail | OANRP | cut-stump | 20% G4, 80% Biodiesel | more than moderate satisfaction | OBSERVED | 2018-03-21 | ||||
| Buddleja asiatica | Buddliaceae | dog tail | OANRP | basal-bark | 20% G4, 80% Biodiesel | more than moderate satisfaction | OBSERVED | 2015-05-07 |
Kept by UHELP. Ratings and notes are the reporting organisation’s own. For herbicides, always follow the product label — the label is the law.