Types of Weeds 4 Broadleaf 4 Grasses 4 Sedges

Life Cycles 4 Annuals –Summer –Winter 4 Biennials 4 Perennials –Summer –Winter

Broadleaf Weeds

Dandelion 4 Perennial 4 Broadleaf

Common Chickweed 4 Winter Annual 4 Broadleaf

Knotweed 4 Summer Annual 4 Broadleaf

Blackland Aster 4 Summer Annual 4 Broadleaf

Spotted Spurge 4 Summer Annual 4 Broadleaf

Henbit 4 Winter Annual 4 Broadleaf Weed

Thistle 4 Winter Annual 4 Broadleaf

White Clover 4 Winter Perennial 4 Broadleaf

Spurweed (Burweed) 4 Summer Annual 4 Broadleaf

Matchweed 4 Summer Perennial 4 Broadleaf

Broadleaf, Perennials 4 Postemerge –Hormone-type herbicides

Postemergence Broadleaf Weed Control 4 2,4-D AmineDacamine 4D Weedar 64 4 MCPPOrtho Chickweed & Clover Killer 4 DicambaBanvel

Postemergence Broadleaf Weed Control 4 2,4-D Amine + MCPP –Chipco Turf Kleen –Ortho Weed-B-Gon Killer –2 Plus 2 4 2,4-D amine + MCPP + Dicamba –Greenlight’s Wipeout Broadleaf Weed Killer –Ortho’s Chickweed, Spruge & Oxalis Killer –Gordon’s Trimec –Lesco’s Three Way

Growth Regulators 4 Generally applied postemergence 4 for broadleaf weed control 4 Symptoms (leaf curling, stem twisting) occur very quickly 4 Generally short residual activity in soil 4 Systemically translocated in susceptible plants Upset the normal hormone balance in susceptible plants, causing a disruption of several plant processes, i.e. cell enlargement and division, protein synthesis, respiration Example: 2,4-D, MCPA, MCPP, dicamba

Weed Control in Dormant Bermudagrass 4 Roundup 4 Sencor

Postemergent Weed Control 4 Young, actively growing weeds 4 Climatic conditions 4 Low volume spray applications 4 Addition of a surfactant

Preemergent Broadleaf Control 4 Gallery 4 Snapshot (Gallery + Surflan)