Grindelia (gumweed)
Grindelia camporum (Grindelia cuneifolia, Grindelia squarrosa)
Leaves about 5 cm. (2 inches), or less, long, varying from broadly spatulate or oblong to lanceolate, sessile or clasping, obtuse, more or less sharply serrate, often spinosely toothed, or even laciniate-pinnatifid, pale green, smooth, finely dotted, thickish, brittle, beads many-flowered, subglobular or somewhat conical; the involucre hemispherical, about 10 Mm. (2/5 inch) broad, composed of numerous imbricated, squarrosely-tipped or spreading scales; ray-florets yellow, ligulate, pistillate; disk-florets yellow, tubular, perfect; pappus consisting of 2 or 3 awns of the length of the disk-florets; odor balsamic; taste pungently aromatic and bitter.
Pesticides
Restore B
intensity: ★★★
Restore II
intensity: ★★★
2,4-D BEE-4
intensity: ★★
2,4-D LV-600
intensity: ★★
2,4-D LV-700
intensity: ★★
Albaugh 2,4-D Amine 600
intensity: ★★
Attain XC B
intensity: ★★
Boost M
intensity: ★★
MCPA 2 EH Ester 600
intensity: ★★
MCPA Amine
intensity: ★★
MCPA Ester 500 LV
intensity: ★★
MCPA Ester 600
intensity: ★★
Retain B
intensity: ★★
2,4-D Ester 700
intensity: ★
2,4- D Ester 700
intensity: ★
Adrenalin SC
intensity: ★
Albaugh 2,4-D Amine 600 Liquid
intensity: ★
Albaugh MCPA Ester 600 Liquid
intensity: ★
Plus M Ester 600
intensity: ★
Stellar B
intensity: ★
Attain A
intensity: N/A
Attain B
intensity: N/A
Attain XC A
intensity: N/A
Clearview
intensity: N/A
Fluroxypyr 180
intensity: N/A
Fluroxypyr EC
intensity: N/A
Fluroxypyr WDG
intensity: N/A
FX
intensity: N/A
GF-871
intensity: N/A
GF2050
intensity: N/A
GlyKamba
intensity: N/A
Milestone
intensity: N/A
Nufarm Fluroxypyr
intensity: N/A
Perimeter
intensity: N/A
Perimeter II
intensity: N/A
Reclaim II A
intensity: N/A
Reclaim II B
intensity: N/A
Restore A
intensity: N/A
Sightline A
intensity: N/A
Signal F
intensity: N/A
Traxos Two Broadleaf Component
intensity: N/A