Yes, GrazonNext HL Herbicide can be used on poison oak to eliminate it. The rate is 1.5 to 2.1 pints (24 to 34 fluid oz) product per acre.
The amount of GrazonNext HL Herbicide needed for 30 acres depends on what rate you would like to use. The rates ranges form 1.2 pints -2.1 pints per acre. Please read over the label to find your desired or needed rate.
GrazonNext HL Herbicide is labeled to treat for Ragweed and will do a fantastic job! The rate range is 1.2 to 1.5 pints (19 to 24 fluid oz) product per acre.
Per the product label, DO NOT apply GrazonNext HL Herbicide within the root zone of desirable trees unless injury can be tolerated.
Per the GrazonNext HL Herbicide Product Label: Trees adjacent to or in a treated area can occasionally be affected by root uptake of GrazonNext HL through movement into the soil. Do not apply GrazonNext HL within the root zone of desirable trees unless such injury can be tolerated. Use special caution near roses, and leguminous trees such as locusts, redbud, mimosa, and caragana.
GrazonNext HL Herbicide should be applied as a coarse, low-pressure spray. Per the product label: Do not apply this product with mist blower systems that delivery very fine spray droplets. Please refer to pages 4-5 of the product label under the section "Application Methods" for complete instructions.
GrazonNext HL Herbicide is post-emergent and will not prevent seeds from germinating. Please check out our Pre emergent herbicides.
Per the label, "Do not use manure from animals feeding on hay treated with GrazonNext HL Herbicide in compost". Also, "Do not transfer animals grazing or feeding on hay to areas where sensitive broadleaf crop occur without first allowing 3 days of grazing on an untreated pasture. Otherwise, urine and manure may contain enough aminopyralid to cause injury to sensitive broadleaf plants."
Per the GrazonNext HL Herbicide Product Label: Trees adjacent to or in a treated area can occasionally be affected by root uptake of GrazonNext HL through movement into the soil. Do not apply GrazonNext HL within the root zone of desirable trees unless such injury can be tolerated
You should wait until the new turf is established before using GrazonNext HL Herbicide on newly planted grass seed. Per the product label: During the season of establishment, GrazonNext HL should be applied only after perennial grasses are well established (have developed a good secondary root system and show good vigor). Most perennial grasses are tolerant to GrazonNext HL at this stage of development.