Postplant Surface and Postemergence

linuron (Lorox)

Cilantro, dill, and parsley

Rate 0.5 to 1 lb ai/a (1 to 2 lb/a Lorox)

Time Apply before crop and weeds emerge or after planting when cilantro has at least 3 leaves.

Remarks Use lower rates on light soils, but do not use on extremely sandy soils or soils with less than 1% organic matter. Plant seed 0.5 inches deep. Activate with 0.5 inch water. Maximum 3 lb/a per year west of the Rocky Mountains. PHI is 21 days.

Caution Varieties may differ in tolerance to linuron. Do not apply to sandy or sandy loam soils to avoid injury or postemergent when temperatures are above 85F. Use lower rates if applying after 3 or more consecutive cloudy days. Consult label for planting sensitive crops within 4 months. REI for hand set irrigation is 4 days.

Site of action Group 7: photosystem II inhibitor

Chemical family Substituted urea

prometryn (Caparol 4L)

Cilantro, fennel, and parsley

Rate Cilantro and fennel: 1 to 1.6 lb ai/a (2 to 3.2 pints/a Caparol 4L); Parsley: 0.5 lb ai/a (1 pint/a Caparol 4L)

Time Postplant preemergence and postemergence.

Remarks Use in at least 20 gal/a spray volume. REd beets and onions should not be planted for 8 months after application. Use lower rates on coarse soils, or if low organic matter. Use higher rate on fine soils with high organic matter.

Caution Preharvest interval is 30 days. Do not use on sand or loamy sand. Do not exceed 3.2 pints/a per crop cycle.

Site of action Group 5: photosystem II inhibitor

Chemical family Triazine