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Broadleaf Weeds - Vacant Lot - Annual Ragweed

Liquid - Trimec Southern Broadleaf Herbicide
2,4-D, dimethylamine salt 18.74%, Dicamba, dimethylamine salt 3.85%, MCPP-P, DMA salt 17.37%
Clover, Chickweed, Dandelion, Dollarweed, Henbit, Plantain, Poison Ivy, Poison Oak, Ragweed, Spurge, Thistle, Wild Carrot, Wild Garlic and others
* See label for complete list
Southern grasses, Bermudagrass, Bentgrass, Bluegrass, Fescue, Zoysiagrass, Centipedegrass and St. Augustinegrass
0.37 - 0.75 oz per 1,000 sq. ft. (2 - 3 pints per acre)
* See label for complete application instructions
Yes, when used as directed on label
PBI Gordon Corporation
2217-655
Liquid - Weed Free Zone
2,4-D, 2-ethylhexyl ester 10.49% Carfentrazone-ethyl 0.54% Dicamba 0.67% Mecoprop-P 2.66%
Clover, Ground Ivy, Spurge, Chickweed, Dollarweed Dandelion, Henbit, Oxalis, Poison Ivy, Purslane, Shepherds Purse, Thistle, Virginia Buttonweed, Wild Onion and others
Kentucky Bluegrass, Perennial Ryegrass, Tall Fescue, Red Fescue, Colonial Bentgrass, Common Bermuda Grass, Hybrid Bermuda Grass, Bahia Grass, Zoysia Grass, Buffalo Grass, St. Augustine (excluding Floratam and Bitterblue varieties) and Centipede Grass
The maximum application rate is 3.0 fl oz of product/1,000 sq ft per application. Limited to 2 broadcast applications per year. Minimum of 30 days between applications is required.
Yes, if used as directed on Label
VPG
2217-855-7401
https://youtu.be/o6JK2uAav0I

BES-TEX Weed ID Guide · Broadleaf Weeds

Annual Ragweed

Ambrosia artemisiifolia

Summer annual Broadleaf

Common Name

Annual Ragweed

Latin Name

Ambrosia artemisiifolia

Family

Asteraceae

Life Cycle / Type

Summer annual · Broadleaf

What Is It?

Annual ragweed is a summer annual broadleaf weed with deeply divided, fern-like leaves and an upright growth habit. It is a heavy pollen producer and commonly found in thin turf, disturbed soil, and unmanaged areas.

Annual Ragweed plant
Photo: pennington.com.

Soil Temperature & Germination

Annual ragweed germinates as soils warm in spring.

Too cool
Germination begins
Peak emergence and rapid growth
 
55°F
75°F

Above 55°F

Germination begins

Above 75°F

Peak emergence and rapid growth

Decision Question

Is the weed visible above the soil right now?

YES

It is already up.

Post-Emergent Herbicide BMP

NO

It has not emerged.

Pre-Emergent Herbicide BMP

Why This Weed Comes Back

Missed spring pre-emergent timing

Bare or disturbed soil

Thin or stressed turf

Learn the Basics

A healthy, thick lawn is the best defense against weeds.

Lawn Care 101 BMP
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BES-TEX Supply, LLC

4512 Adobe Dr., San Angelo, TX 76903 · 325.653.1300