DuPont Authentication H - 65396 manual Christmas Trees, Weeds Controlled, Application Information

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WEEDS CONTROLLED

WEEDS CONTROLLED

DuPont™ VELPAR® L is recommended for the control or suppression of the following weed species in High and Low Bush Blueberry crops:

Aster, heath*

Aster ericoides

Barnyardgrass

Echinochloa crus-galli

Blackberry* (briar)

Rubus spp

Bluegrass,

 

Kentucky (perennial)*

Poa pratensis

Brome, downy (cheatgrass)

Bromus tectorum

Broomsedge*

Andropogon virginicus

Carrot, wild*

Daucus carota

Catchfly, English

Silene gallica

Chamomile, mayweed

Anthemis cotula

Cherry, wild

Prunus serotia

Chickweed, common

Stellaria media

Cinquefoil

Potentilla spp

Cockle, white*

Melandrium album

Dandelion, common*

Taraxacum officinale

Dandelion, false*

 

(spotted catsear)

Hypochaeris radicata

Daisy, oxeye

Chrysanthemum leucanthemum

Dock, curly*

Rumex crispus

Dogfennel

Eupatorium capillifolium

Fescue*

Festuca spp

Fiddleneck, tarweed

Amsinckia lycopsoides

Filaree

Erodium spp

Fireweed*(willowweed)

Epilobium angustifolium

Fleabane, flax-leaved

Conyza bonariensis

Flixweed

Descurainia Sophia

Foxtail, yellow

Setaria lutescens

Goldenrod

Solidago spp

Groundsel, common

Senecio vulgaris

Hawkweed

Hieracium spp

Horseweed/marestail

Conyza canadensis

Jimsonweed

Datura stramonium

Lambsquarters, common

Chenopodium album

Lettuce, Miner’s

Montia perfoliata

Lettuce, prickly*

Lactuca serriola

Mustard, blue

Chorispora tenella

Mustard, Jim Hill (tumble)

Sisymbrium altissimum

Orchardgrass *

Dactylis glomerata

Orchardgrass (seedling)

Dactylis glomerata

Panicgrass (witchgrass)

Panicum capillare

Panicum, fall

Panicum dichotomiflorum

Pearly everlasting

Anaphalis margaritacea

Pennycress, field

Thlaspi arvense

Pigweed, redroot

Amaranthus retroflexus

Quackgrass

Agropyron repens

Radish, wild

Raphanus raphanistrum

Ragweed, common

Ambrosia elatior

Raspberry* (briar)

Rubus spp

Rocket, London

Sisymbrium irio

Rocket, common yellow

Barbarea vulgaris

Ryegrass, Italian (annual)

Lolium multiflorum

Ryegrass, perennial*

Lolium perenne

Salsify

Tragopogon spp

Shepherdspurse

Capsella bursa-pastoris

Smartweed, Pennsylvania

Polygonum pensylvanicum

Sorrel, red

Rumex acetosella

Sorrel, sheep

Rumex angiocarpus

Spurry, corn

Spergula arvensis

Strawberry, wild

Fragaria virginiana

Tansymustard (pinnate)

Descurainia pinnata

Tea, Mexican*

Chenopodium ambrosioides

Velvetgrass

Holcus lanatus

Yarrow

Achillea spp

8 to 12 Pints/Acre

 

Dogbane**

Apocynum spp

Meadow-sweet

Filipendula ulmaria

Blackberry, trailing

Rubus ursinus

Laurel, sheep

Kalmia angustifolia

Rose, wild**

Rosa spp

*Suppression – a visible reduction in plant population and/or plant vigor as compared to an untreated area and generally not accepted as control.

**Harder to control species.

CHRISTMAS TREES

VELPAR® L is recommended for control of certain weeds where the following species are grown:

Fir, Douglas (western US only)

Pseudotsuga menziesii

Fir, Fraser

Abies fraseri

Fir, grand

Abies grandis

Fir, noble

Abies procera

Pine, Austrian

Pinus nigra

Pine, loblolly

Pinus taeda

Pine, ponderosa

Pinus ponderosa

Pine, Scotch

Pinus sylvestris

Spruce, Sitka

Picea sitchensis

Unless otherwise directed in separately published DuPont recommendations, do not use VELPAR® L on Christmas trees in the following states:

Alabama

Louisiana

New Jersey

Texas

Arkansas

Maine

New York

Vermont

Connecticut

Maryland

North Carolina

Virginia

Delaware

Massachusetts

Pennsylvania

West Virginia

Georgia

Mississippi

Rhode Island

 

Florida

New Hampshire

South Carolina

 

APPLICATION INFORMATION

EASTERN US

Apply VELPAR® L as a broadcast spray in the spring prior to bud break. If application is made after bud break, use directional spray equipment to prevent contact with foliage.

WESTERN US

Areas of greater than 20 inches annual rainfall - VELPAR® L may be applied as a broadcast spray in the spring prior to conifer bud break. If application is made after bud break, use directional spray equipment to prevent contact with foliage.

Areas of less than 20 inches annual rainfall - VELPAR® L may be applied in the fall before the soil freezes or in the spring after snow cover melts, but before conifer bud break occurs.

USE RATES

The rates listed below are for broadcast application. For band application, use proportionately less; for example, use 1/2 of the broadcast rates when treating a 3-foot band where row spacing is 6 feet. Use the higher end of the rate range on the heavier soil type.

Do not use more than one application of VELPAR® L per year.

 

VELPAR® L (Pints/Acre)

Soils

First Year Plantings

Established Trees

Coarse Texture

 

 

Loamy sand,

 

 

sandy loam

 

 

(50-85% sand)

4

4 - 5

Medium Texture

 

 

Loam, silt loam

 

 

silt, clay loam,

 

 

sandy clay loam

4 - 5

5 - 7

Fine Texture

 

 

Silty clay loam,

 

 

clay loam,

 

 

sandy clay,

 

 

silty clay, clay

5 - 6

7 - 8

9

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DuPont Authentication H - 65396 manual Christmas Trees, Weeds Controlled, Application Information, Use Rates