East Texas' Top 7 of Spring/Summer y any plant that crowds out cultivated plants y A plant considered undesirable, unattractive, or troublesome, especially one growing where it is not wanted, as in a garden

7. Dollarweed y A.K.A. Pennywort ‐ Perennial y Thrives in warm, temperate regions y Aquatic plant that often inhabits moist sites in lawns y Leaves bright green and round with wavy margins y Flowers tiny, with five star‐shaped white petals y Leaf petiole attached center of leaf y Reproduces by seeds, rhizomes, and tubers

The following products are listed for educational purposes only and may notthtilitflldtttht represent an exhaustive list of all product types on the market. No endorsement of any trade names is made or implied. y No effective pre emergent control product y Post emergent broadleaf product labeled for lawn: y Centipede and St. Augustine – Atrazine* y Zoysia and Bermudagrass – Imazaquin* *not to be used during Spring green up or new plantings y Repeat applications of 242,4‐D + MCPP + dicamba** **Three Way y HdHand digg ing y Increase turf density by fertility, mowing & irrigation y 7. Dollarweed y 6. Lawn Burweed y Annual (Cool season) y A.K.A. Spurweed or Stickerweed y Leaves have a parsley like appearance y Seeds clustered in leaf axils with sharp spines y Can cause injury to humans

y Post emergent broadleaf herbicide before bloom y Three Way Products y Imaziquin y Pre emergent –siiimazine or atrazine (if lbld)labeled) y 7. Dollarweed y 6. Lawn Burweed y 5. Crabgrass y Spreading blue‐green annual y Common weed across the U.S. y Common invader in lawns and gardens y Used in pastures in Oklahoma and Arkansas

y Pre emergent control (St Augustine or Centipede) y early March y early June y OliOryzalin, BlBalan, BfiBenefin, or PdithliPendimethalin y Post emergent control y Centipede –sethoxydim y St. Augustine – atrazine y Bermuda and Zoysia ‐ MSMA y 7. Dollarweed y 6. Lawn Burweed y 5. Crabgrass y 4. Bermudagrass y Sod forming perennial y Brought to the US from Africa around 1751 y Has been selectively bred for many purposes y Common grass used in pastures , turf, and sports fields y Spreads by stolons, rhizomes, and seeds y Named among the top three weeds in many countries

y Control in Ornamental Beds y Make sure the bed is well constructed

y ALL the plltants in the bdbed must be on the lbllabel, if not DO NOT USE! y Fluazifop y Sethoxydim y Clethodim y 7. Dollarweed y 6. Lawn Burweed y 5. Crabgrass y 4. Bermudagrass y 3. Sandbur y Yellow‐green annual, mostly erect y Can form mats in a lawns y Prominent in sandy soils across southern U.S. y Spiny burs cause painful injury y Burs become a nuisance entangled in pet fur

y Improve turf management practices y Pre emergent y Pendimethalin y Benefin + Oryzalin y Oryzalin y Trifluralin/Benefin y Ligh t ‐ AliiApplication #1 – Mid‐MhMarch, #2 – 6 wks. later y Heavy ‐ Application #1 –then every 6 wks. through Sept. y Post emergent y MSMA + Imaziquin – for Bermuda lawns only y 7. Dollarweed y 6. Lawn Burweed y 5. Crabgrass y 4. Bermudagrass y 3. Sandbur y 2. Nutsedge y Sedges 4th largest plant family in Texas y Annual and perennial sedges found y No significant crops y Triangular stems y Leaves in whorls of 3 y Yellow – terminal tubers, slender leaf tips y Purple –chains of tubers, tapered leaf tips

y Control in Lawns y Bermuda only – Imaziquin + MSMA* *Do not use during green up or fall transition y Control in Ornamental Beds y Make sure all plants in the bed are on the list! y Pre emergent – Metolachlor y Post emergent – Imazaquin y 7. Dollarweed y 6. Lawn Burweed y 5. Crabgrass y 4. Bermudagrass y 3. Sandbur y 2. Nutsedge y 1. Buttonweed y A.K.A. Virginia Buttonweed y Creeping, spreading perennial y Hard to see in thick lawns y Button like seed capsules at leaf/stem junction y Four white petals give flower a star‐like appearance

y No effective pre emergent control product y Control excess watering of