From labels and weed guides
Best herbicides for sunflower in corn silage
For sunflower in corn silage, the weed guides list 24 active-ingredient groups rated good or excellent, after checking that the products are labeled for corn silage.
Sunflower control in corn silage
Every listed product is labeled for corn silage. Ratings are shown when each weed guide that rates this weed stays at good or excellent for the active-ingredient group. If a guide gives a range, the weaker end of the range has to be good or excellent.
Based on 1 weed guide, 24 active-ingredient groups are rated good or excellent for sunflower in corn silage, showing the top 12 below.
| Example product | Active ingredients | MOA group | Ratings checked |
|---|---|---|---|
| 78623 58% Technical Solution EPA 524-532; same active ingredients on 71 other branded products | glyphosate | 9 | ND Weed Guide 2026: G-E (PDF) |
| Alligare Dicamba 4 EPA 81927-55; same active ingredients on 34 other branded products | dicamba | 4 | ND Weed Guide 2026: E (PDF); ND Weed Guide 2026: G-E (PDF) |
| Comply EPA 100-1414-55467; same active ingredients on 13 other branded products | atrazine, mesotrione, and metolachlor | 5, 15, 27 | ND Weed Guide 2026: E (PDF); ND Weed Guide 2026: G-E (PDF) |
| Actylis Glufosinate 280SL EPA 2749-637; same active ingredients on 12 other branded products | glufosinate | 10 | ND Weed Guide 2026: E (PDF) |
| Definite EPA 83529-105; same active ingredients on 7 other branded products | acetochlor, clopyralid, and flumetsulam | 2, 4, 15 | ND Weed Guide 2026: E (PDF) |
| Actylis Atrazine 4L EPA 2749-657; same active ingredients on 4 other branded products | atrazine | 5 | ND Weed Guide 2026: G (PDF) |
| Basagran EPA 66330-413; same active ingredients on 4 other branded products | bentazon | 6 | ND Weed Guide 2026: E (PDF) |
| Broadleaf Blend EPA 5481-678; same active ingredients on 4 other branded products | clopyralid and flumetsulam | 2, 4 | ND Weed Guide 2026: E (PDF) |
| DEVOUR EPA 89167-24-89391; same active ingredients on 4 other branded products | paraquat | 22 | ND Weed Guide 2026: E (PDF) |
| Orador EPA 91234-324; same active ingredients on 3 other branded products | acetochlor, clopyralid, and mesotrione | 4, 15, 27 | ND Weed Guide 2026: E (PDF) |
| Broadrange 55 EPA 2217-813-2935; same active ingredients on 2 other branded products | 2,4-d | 4 | ND Weed Guide 2026: E (PDF) |
| Corsican EPA 7969-279-55467; same active ingredients on 2 other branded products | dimethenamid-p and saflufenacil | 14, 15 | ND Weed Guide 2026: G-E (PDF) |
Rating legend: E=excellent, G=good, F=fair, P=poor, N=no control. A range such as G-E means the guide gives a range; 'a' after a rating (e.g., Ga) means the guide assumes its recommended additive.
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Sources
Data from current labels and weed guides. Last source update: 2026-07-14.