Description of Sowthistle, Annual (Sonchus oleraceus):
Annual sowthistle is a fleshy plant that grows between 1 and 4 feet tall. It has spiny leaves that alternate and have deeply lobed margins. The veins of the leaves may be purple in color. It is often mistaken for a dandelion, but sowthistle leaves are spade-shaped and dandelion leaves are spiky. Also, dandelions only have one flower per stem.
CertainLabel™
Annual Sowthistle Optimized Control Options Finder
Legend:
Control
Suppression
No Control
According to the manufacturer approved labels: The following 23 weed killers, applied at the listed application rates, will control Annual Sowthistle.
Spot Treatment
per
Label Rate:
0.08 fluid ounces per gallon
Cost Effectiveness:
Makes 96 gallons
at a cost of
$0.56 per gallon
at a cost of
$0.56 per gallon
Blanket Treatment
per
Label Rate:
0.09 - 0.18 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 43560 - 87120 square feet
at a cost of
$0.61 - $1.23 per 1,000 sqft
at a cost of
$0.61 - $1.23 per 1,000 sqft
Safe On
Chewings Fescue, Fine Fescue, Hard Fescue, Perennial Ryegrass, and Red Fescue
Safe Rate:
Safe Rate:
0.11 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Prime Source Meso 4 SC Select & these grass types
Buffalograss, Centipedegrass, Kentucky Bluegrass, and Tall Fescue
Safe Rate:
Safe Rate:
0.09 - 0.18 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Prime Source Meso 4 SC Select & these grass types
St. Augustinegrass
Safe Rate:
Safe Rate:
0.09 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Prime Source Meso 4 SC Select & St. Augustinegrass
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
per
Label Rate:
2.86 lbs per 1,000 sqft
Cost Effectiveness:
Covers 5000 square feet
at a cost of
$2.97 per 1,000 sqft
at a cost of
$2.97 per 1,000 sqft
Safe On
Annual Ryegrass, Bahiagrass, Bermudagrass, Buffalograss, Centipedegrass, Chewings Fescue, Fine Fescue, Hard Fescue, Kentucky Bluegrass, Kikuyu Grass, Perennial Ryegrass, Red Fescue, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
2.86 lbs per 1,000 sqft
CertainLabel™ Calculator for Scotts Turf Builder Weed and Feed & these grass types
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
per
Label Rate:
5 lbs per 1,000 sqft
Cost Effectiveness:
Covers 4000 square feet
at a cost of
$6.24 per 1,000 sqft
at a cost of
$6.24 per 1,000 sqft
Safe On
Bahiagrass, Bermudagrass, Fine Fescue, Kentucky Bluegrass, Perennial Ryegrass, and Tall Fescue
Safe Rate:
Safe Rate:
5 lbs per 1,000 sqft
CertainLabel™ Calculator for Scotts Turf Builder Triple Action & these grass types
Spot Treatment
per
Label Rate:
1 - 1.5 fluid ounces per gallon
Cost Effectiveness:
Makes 21.333 - 32 gallons
at a cost of
$0.49 - $0.74 per gallon
at a cost of
$0.49 - $0.74 per gallon
Blanket Treatment
per
Label Rate:
1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 29040 square feet
at a cost of
$0.54 per 1,000 sqft
at a cost of
$0.54 per 1,000 sqft
Safe On
Annual Ryegrass, Bahiagrass, Bentgrass, Bermudagrass, Buffalograss, Carpetgrass, Centipedegrass, Chewings Fescue, Fine Fescue, Hard Fescue, Kentucky Bluegrass, Kikuyu Grass, Perennial Ryegrass, Red Fescue, St. Augustinegrass, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
1 - 1.5 fluid ounces per gallon
or
1.1 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for 2,4-d Amine & these grass types
or
1.1 fluid ounces per 1,000 sqft
Spot Treatment
of
Label Rate:
1 - 1.5% mixture
Cost Effectiveness:
Makes 16.667 - 25 gallons
at a cost of
$0.91 - $1.36 per gallon
at a cost of
$0.91 - $1.36 per gallon
Blanket Treatment
per
Label Rate:
1.47 - 2.94 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 10890 - 21780 square feet
at a cost of
$1.04 - $2.08 per 1,000 sqft
at a cost of
$1.04 - $2.08 per 1,000 sqft
Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
per
Label Rate:
3.33 lbs per 1,000 sqft
Cost Effectiveness:
Covers 4000 square feet
at a cost of
$11.45 per 1,000 sqft
at a cost of
$11.45 per 1,000 sqft
Safe On
Carpetgrass, Centipedegrass, St. Augustinegrass, and Zoysiagrass
Safe Rate:
Safe Rate:
3.33 lbs per 1,000 sqft
CertainLabel™ Calculator for Scotts Turf Builder Southern Triple Action & these grass types
Spot Treatment
per
Label Rate:
0.08 fluid ounces per gallon
Cost Effectiveness:
Makes 96 gallons
at a cost of
$0.64 per gallon
at a cost of
$0.64 per gallon
Blanket Treatment
per
Label Rate:
0.09 - 0.18 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 43560 - 87120 square feet
at a cost of
$0.71 - $1.41 per 1,000 sqft
at a cost of
$0.71 - $1.41 per 1,000 sqft
Safe On
Chewings Fescue, Fine Fescue, Hard Fescue, Perennial Ryegrass, and Red Fescue
Safe Rate:
Safe Rate:
0.11 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Tenacity & these grass types
Buffalograss, Centipedegrass, Kentucky Bluegrass, and Tall Fescue
Safe Rate:
Safe Rate:
0.11 - 0.18 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Tenacity & these grass types
Bermudagrass
Safe Rate:
Safe Rate:
0.08 fluid ounces per gallon
or
0.11 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Tenacity & Bermudagrass
or
0.11 fluid ounces per 1,000 sqft
St. Augustinegrass
Safe Rate:
Safe Rate:
0.09 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Tenacity & St. Augustinegrass
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
per
Label Rate:
2.86 lbs per 1,000 sqft
Cost Effectiveness:
Covers 5000 square feet
at a cost of
$4.37 per 1,000 sqft
at a cost of
$4.37 per 1,000 sqft
Safe On
Annual Ryegrass, Bahiagrass, Bermudagrass, Buffalograss, Centipedegrass, Chewings Fescue, Fine Fescue, Hard Fescue, Kentucky Bluegrass, Kikuyu Grass, Perennial Ryegrass, Red Fescue, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
2.86 lbs per 1,000 sqft
CertainLabel™ Calculator for Scotts Turf Builder WinterGuard Fall Weed and Feed & these grass types
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Broadcast Treatment
per
Label Rate:
2.4 lbs per 1,000 sqft
Cost Effectiveness:
Covers 5000 square feet
at a cost of
$7.23 per 1,000 sqft
at a cost of
$7.23 per 1,000 sqft
Safe On
Annual Ryegrass, Bermudagrass, Buffalograss, Chewings Fescue, Fine Fescue, Hard Fescue, Kentucky Bluegrass, Perennial Ryegrass, Red Fescue, Seashore Paspalum, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
2.4 lbs per 1,000 sqft
CertainLabel™ Calculator for BioAdvanced All-in-One Weed & Feed with Microfeed Action & these grass types
Spot Treatment
per
Label Rate:
0.75 - 2.4 fluid ounces per gallon
Cost Effectiveness:
Makes 6.667 - 21.333 gallons
at a cost of
$1.20 - $3.84 per gallon
at a cost of
$1.20 - $3.84 per gallon
Blanket Treatment
per
Label Rate:
0.75 - 2.4 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 6667 - 21333 square feet
at a cost of
$1.20 - $3.84 per 1,000 sqft
at a cost of
$1.20 - $3.84 per 1,000 sqft
Safe On
Fine Fescue, Perennial Ryegrass, Red Fescue, and Tall Fescue
Safe Rate:
Safe Rate:
1.5 - 2.4 fluid ounces per gallon
or
1.5 - 2.4 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Bonide Weed Beater Ultra Concentrate & these grass types
or
1.5 - 2.4 fluid ounces per 1,000 sqft
Bahiagrass, Buffalograss, and Centipedegrass
Safe Rate:
Safe Rate:
0.75 - 1.8 fluid ounces per gallon
or
0.75 - 1.1 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Bonide Weed Beater Ultra Concentrate & these grass types
or
0.75 - 1.1 fluid ounces per 1,000 sqft
Bermudagrass and Zoysiagrass
Safe Rate:
Safe Rate:
0.75 - 1.8 fluid ounces per gallon
or
0.75 - 1.8 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Bonide Weed Beater Ultra Concentrate & these grass types
or
0.75 - 1.8 fluid ounces per 1,000 sqft
St. Augustinegrass
Safe Rate:
Safe Rate:
0.75 - 1.8 fluid ounces per gallon
or
0.75 - 1.1 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Bonide Weed Beater Ultra Concentrate & St. Augustinegrass
or
0.75 - 1.1 fluid ounces per 1,000 sqft
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Blanket Treatment
per
Label Rate:
0.16 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 199131 square feet
at a cost of
$0.48 per 1,000 sqft
at a cost of
$0.48 per 1,000 sqft
Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Blanket Treatment
per
Label Rate:
0.034 ounces per 1,000 sqft
Cost Effectiveness:
Covers 43560 square feet
at a cost of
$1.26 per 1,000 sqft
at a cost of
$1.26 per 1,000 sqft
Safe On
Bermudagrass and Zoysiagrass
Safe Rate:
Safe Rate:
0.034 ounces per 1,000 sqft
CertainLabel™ Calculator for Negate 37WG & these grass types
Spot Treatment
per
Label Rate:
6.4 fluid ounces per gallon
Cost Effectiveness:
Makes 5 gallons
at a cost of
$3.59 per gallon
at a cost of
$3.59 per gallon
Blanket Treatment
per
Label Rate:
6.4 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 5000 square feet
at a cost of
$3.59 per 1,000 sqft
at a cost of
$3.59 per 1,000 sqft
Safe On
Bentgrass, Fine Fescue, Kentucky Bluegrass, Perennial Ryegrass, Red Fescue, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
6.4 fluid ounces per gallon
or
6.4 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for BioAdvanced All in One Lawn Weed and Crabgrass Killer & these grass types
or
6.4 fluid ounces per 1,000 sqft
Spot Treatment
per
Label Rate:
0.73 - 1.1 fluid ounces per gallon
Cost Effectiveness:
Makes 116.364 - 175.342 gallons
at a cost of
$0.19 - $0.29 per gallon
at a cost of
$0.19 - $0.29 per gallon
Blanket Treatment
per
Label Rate:
0.73 - 1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 116364 - 175342 square feet
at a cost of
$0.19 - $0.29 per 1,000 sqft
at a cost of
$0.19 - $0.29 per 1,000 sqft
Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Blanket Treatment
per
Label Rate:
0.37 - 1.47 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 217800 - 871200 square feet
at a cost of
$0.00 per 1,000 sqft
at a cost of
$0.00 per 1,000 sqft
Safe On
Bahiagrass, Bentgrass, Bermudagrass, Buffalograss, Chewings Fescue, Fine Fescue, Hard Fescue, Kentucky Bluegrass, Perennial Ryegrass, Red Fescue, St. Augustinegrass, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
0.37 - 1.47 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for 2,4-D Amine 4 & these grass types
Spot Treatment
of
Label Rate:
0.5 - 1% mixture
Cost Effectiveness:
Makes 100 - 200 gallons
at a cost of
$0.35 - $0.70 per gallon
at a cost of
$0.35 - $0.70 per gallon
Blanket Treatment
per
Label Rate:
0.73 - 1.1 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 116160 - 174240 square feet
at a cost of
$0.40 - $0.60 per 1,000 sqft
at a cost of
$0.40 - $0.60 per 1,000 sqft
Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.
Spot Treatment
per
Label Rate:
0.2 ounces per gallon
Cost Effectiveness:
Makes 30 gallons
at a cost of
$1.12 per gallon
at a cost of
$1.12 per gallon
Blanket Treatment
per
Label Rate:
0.092 - 0.138 ounces per 1,000 sqft
Cost Effectiveness:
Covers 43560 - 65340 square feet
at a cost of
$0.52 - $0.77 per 1,000 sqft
at a cost of
$0.52 - $0.77 per 1,000 sqft
Safe On
Bermudagrass, St. Augustinegrass, and Zoysiagrass
Safe Rate:
Safe Rate:
0.069 - 0.275 ounces per 1,000 sqft
CertainLabel™ Calculator for Fahrenheight & these grass types
Spot Treatment
per
Label Rate:
0.03 fluid ounces per gallon
Cost Effectiveness:
Makes 266.667 gallons
at a cost of
$0.58 per gallon
at a cost of
$0.58 per gallon
Instructions:
For spot treating weeds, other than moss, with hand-held or backpack sprayers mix 0.030 fluid ounces (0.9 milliliters) of this product in one to two gallons of water to treat 1000 square feet.
Blanket Treatment
per
Label Rate:
0.02 - 0.05 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 166667 - 347826 square feet
at a cost of
$0.44 - $0.93 per 1,000 sqft
at a cost of
$0.44 - $0.93 per 1,000 sqft
Safe On
Annual Bluegrass, Bahiagrass, Bentgrass, Bermudagrass, Buffalograss, Centipedegrass, Colonial Bentgrass, Fine Fescue, Kentucky Bluegrass, Perennial Ryegrass, Red Fescue, Seashore Paspalum, St. Augustinegrass, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
0.03 fluid ounces per gallon
or
0.02 - 0.05 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Quicksilver & these grass types
or
0.02 - 0.05 fluid ounces per 1,000 sqft
Annual Bluegrass, Bahiagrass, Bentgrass, Bermudagrass, Buffalograss, Centipedegrass, Colonial Bentgrass, Fine Fescue, Kentucky Bluegrass, Perennial Ryegrass, Red Fescue, Seashore Paspalum, St. Augustinegrass, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
0.03 fluid ounces per gallon
or
0.02 - 0.05 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Quicksilver & these grass types
or
0.02 - 0.05 fluid ounces per 1,000 sqft
Annual Bluegrass, Bahiagrass, Bentgrass, Bermudagrass, Buffalograss, Centipedegrass, Colonial Bentgrass, Fine Fescue, Kentucky Bluegrass, Perennial Ryegrass, Red Fescue, Seashore Paspalum, St. Augustinegrass, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
0.03 fluid ounces per gallon
or
0.02 - 0.05 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Quicksilver & these grass types
or
0.02 - 0.05 fluid ounces per 1,000 sqft
Spot Treatment
per
Label Rate:
0.18 fluid ounces per gallon
Cost Effectiveness:
Makes 175.251 gallons
at a cost of
$1.04 per gallon
at a cost of
$1.04 per gallon
Blanket Treatment
per
Label Rate:
0.18 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 175251 square feet
at a cost of
$1.04 per 1,000 sqft
at a cost of
$1.04 per 1,000 sqft
Safe On
Bahiagrass, Bentgrass, Bermudagrass, Buffalograss, Centipedegrass, Chewings Fescue, Kentucky Bluegrass, Kikuyu Grass, Perennial Ryegrass, Red Fescue, Seashore Paspalum, St. Augustinegrass, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
0.09 - 0.51 fluid ounces per gallon
or
0.09 - 0.51 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Lontrel & these grass types
or
0.09 - 0.51 fluid ounces per 1,000 sqft
Spot Treatment
per
Label Rate:
1.33 fluid ounces per gallon
Cost Effectiveness:
Makes 24.06 gallons
at a cost of
$0.81 per gallon
at a cost of
$0.81 per gallon
Blanket Treatment
per
Label Rate:
0.73 - 1.16 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 27657 - 43560 square feet
at a cost of
$0.45 - $0.70 per 1,000 sqft
at a cost of
$0.45 - $0.70 per 1,000 sqft
Safe On
No safe on treatments listed. Please, review the label or contact the merchant for more information.
Spot Treatment
per
Label Rate:
0.73 - 1.28 fluid ounces per gallon
Cost Effectiveness:
Makes 250 - 438.356 gallons
at a cost of
$0.57 - $1.01 per gallon
at a cost of
$0.57 - $1.01 per gallon
Blanket Treatment
per
Label Rate:
0.73 - 1.28 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 250000 - 438356 square feet
at a cost of
$0.57 - $1.01 per 1,000 sqft
at a cost of
$0.57 - $1.01 per 1,000 sqft
Safe On
Chewings Fescue, Fine Fescue, Hard Fescue, Red Fescue, and Tall Fescue
Safe Rate:
Safe Rate:
0.73 - 1.28 fluid ounces per gallon
or
0.73 - 1.28 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Sure Power Selective & these grass types
or
0.73 - 1.28 fluid ounces per 1,000 sqft
Kentucky Bluegrass and Perennial Ryegrass
Safe Rate:
Safe Rate:
0.73 - 1.28 fluid ounces per gallon
or
0.73 - 1.28 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Sure Power Selective & these grass types
or
0.73 - 1.28 fluid ounces per 1,000 sqft
Spot Treatment
per
Label Rate:
0.91 - 1.29 fluid ounces per gallon
Cost Effectiveness:
Makes 24.806 - 35.165 gallons
at a cost of
$1.41 - $1.99 per gallon
at a cost of
$1.41 - $1.99 per gallon
Blanket Treatment
per
Label Rate:
0.91 - 1.29 fluid ounces per 1,000 sqft
Cost Effectiveness:
Covers 24806 - 35165 square feet
at a cost of
$1.41 - $1.99 per 1,000 sqft
at a cost of
$1.41 - $1.99 per 1,000 sqft
Safe On
Bahiagrass, Bentgrass, Bermudagrass, Chewings Fescue, Fine Fescue, Kentucky Bluegrass, Perennial Ryegrass, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
0.91 - 1.29 fluid ounces per gallon
or
0.91 - 1.29 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Cool Power & these grass types
or
0.91 - 1.29 fluid ounces per 1,000 sqft
Centipedegrass and St. Augustinegrass
Safe Rate:
Safe Rate:
116.48 - 165.12 fluid ounces per gallon
or
0.91 - 1.29 fluid ounces per 1,000 sqft
CertainLabel™ Calculator for Cool Power & these grass types
or
0.91 - 1.29 fluid ounces per 1,000 sqft
Spot Treatment
No spot treatment rates listed. Please, review the label or contact the merchant for more information.
Blanket Treatment
per
Label Rate:
0.247 ounces per 1,000 sqft
Cost Effectiveness:
Covers 64799 square feet
at a cost of
$2.30 per 1,000 sqft
at a cost of
$2.30 per 1,000 sqft
Safe On
Bahiagrass, Bentgrass, Bermudagrass, Buffalograss, Centipedegrass, Chewings Fescue, Kentucky Bluegrass, Perennial Ryegrass, Red Fescue, St. Augustinegrass, Tall Fescue, and Zoysiagrass
Safe Rate:
Safe Rate:
0.247 - 0.494 ounces per 1,000 sqft
CertainLabel™ Calculator for Quali-Pro Isoxaben 75WG & these grass types