|
HERBICIDE
FORMULATION |
APPLICATION
RATE |
REMARKS
& PRECAUTIONS |
|
HERBICIDES
FOR SITE PREPARATION |
|
Picloram
(Tordon K)*
2 lbs. a.i./gal. |
Broadcast/A
2 qts. |
Apply 5-25 gallons
spray mix by air or 10 to 100 gallons mix by ground.
Do not plant pines sooner than 6 months after treatment. |
|
Fosamine
(Kernite UT)
4 lbs. a.i./gal. |
Broadcast/A
2 to 6 qts. |
Special Local Need
24(c) Labeling for site pine plantations in the state
of Georgia. Apply 2 to 4 qts/A for residual pine seedling
control during site preparation if the area can be
prescribed burned following application. Apply 4 to
6 qts/A if burning is not possible following treatment. |
|
Triclopyr
(Garlon 3A)
3 lb. a.i./gal. |
Broadcast/A
2 - 3 gals. |
Conifers planted sooner
than 2 months after treatment may be injured. |
|
Triclopyr
(Garlon 4)
4 lb. a.i./gal. |
Broadcast/A
4 - 8 qts. |
Apply when target
vegetation is actively growing. Apply to foliage with
5 - 25 gal. spray volume per acre by air or 10 - 100
gal. by ground. |
|
Picloram + 2,4-D
(Tordon 101M)*
2.5 lb. a.i./gal. |
Broadcast/A
6 - 8 qts. |
Delay planting of
pines for at least 6 months following treatment to
avoid pine seedling injury. |
|
Imazapyr
(Arsenal)
4 lbs. a.i./gal. |
Broadcast/A
1 1/2 - 2 1/2 pts. |
Use a minimum of 1/4%
by volume of nonionic surfactant in the spray mix. |
Imazapyr (Chopper)
2 lbs. a.i./gal. |
Broadcast/A
40 - 80 oz. |
Enhance brownup by applying
Chopper in a 12-50% oil:water (volume:volume) emulsion
carrier. Methylated or ethylated seed oils containing
at least 50% esterfied seed oil by volume are recommended. |
2,4-D
(various trade names) |
Broadcast/A
varies by a.i. |
Check
specific product labels for rates. Provides broadleaf
weed control. Typically, apply recommended rate in 10
gal. of solution by air or 20 gal. by ground. Do
not apply to established plantations as injury to planted
pines will occur. |
|
Hexazinone
(Velpar ULW) |
Broadcast/A
2 1/2 - 8 lbs. |
Herbaceous weeds and
plants. Soluble granular formulation. Apply using
DuPont ULW Applicator aerial equipment in spring when
weeds and brush are actively growing. Rainfall is
needed for activation. Use lower rates on coarse texture
soils and soil low in organic matter. Do not use
on poorly drained or marshy sites. Maximum results
will be seen in 12-24 months following treatment.
Allow treated brush and trees to defoliate twice before
burning. |
|
Hexazinone
(Velpar L) |
Broadcast/A
1 - 3 gals.
Broadcast/A
Spot treatment
3 - 12 qts. |
Controls herbaceous
weeds, brush and trees. Apply liquid mix in at least
5 gal./A by air or 25 gal./A by ground. Treat from
bud break in late winter to early summer. Allow brush
to defoliate twice before burning.
Apply undiluted Velpar L in a grid pattern (3' x 3'
to 4' x 6' grid) as a pre-harvest or site preparation
control of hardwoods. Use a spot application of 1
to 3 ml Velpar per spot. Selection of rate and grid
will depend on soil texture and wood competition. |
|
Metsulfuron methyl
(Escort XP) |
Broadcast/A
1/2 - 4 oz. |
For control of blackberry
and other broadleaf weeds use 1/2 - 1 1/2 ozs. Use
4 ozs. for control of cherry, locust, palmetto, and
honeysuckle. Loblolly and slash pine only. Pines may
be transplanted in treated areas in the planting season
following application. |
|
Sulfometuron methyl
(Oust Extra) |
Broadcast/A
3 - 4 ozs. |
Add 0.25% by volume
surfactant for improved control. For loblolly and
slash pine only. Use lower rates on coarse textured
loamy sands, sandy loams soils and higher rates on
fine textured sandy clay loam and silty clay loam
soils. Apply just before or just after weed emergence
and when rainfall will activate Oust in the soil.
Pines may be transplanted in treated areas in the
planting season following application. |
|
Sulfometuron methyl
(Oust XP) |
Broadcast/A
2 - 8 ozs. |
Add 0.25% by volume
surfactant for improved control. For loblolly, slash,
longleaf, and Virginia pine, Use lower rates on coarse
textured loamy sands, sandy loams soils and higher
rates on fine textured sandy clay loam and silty clay
loam soils. Apply just before or just after weed emergence
and when rainfall will activate Oust in the soil.
Pines may be transplanted in treated areas in the
planting season following application. |
|
Glyphosate
(Accord Concentrate)
5.4 lbs. a.i./gal. |
Broadcast/A
1.5-7.5 qts.
Directed/spot spray 3/4 - 2% by volume |
A nonionic surfactant
must be used with Accord. For surfactants with more
than 50% a.i., mix 2 qts. surfactant per 100 gal.
of spray solution. Surfactants less than 50% a.i.
mix 4 qts. surfactant per 100 gal. spray solution.
Apply to actively growing trees, brush, and weeds
after full leaf expansion and before fall color and
leaf drop. Aerial broadcast - apply 5-30 gal./A spray
volume; ground broadcast - apply 10-60 gal./A spray
volume; direct/spot spray - spray to wet foliage. |
|
Glyphosate
(Accord SP)
4 lbs. a.i./gal. |
Broadcast/A
2 - 10 qts.
Directed/spot spray 3/4 - 2% by volume |
This formulation contains a surfactant
& no addition surfactant need be added. Do not use
this formulation as an over-the-top pine release treatments
as damage to desired conifers will occur. Apply to
actively growing trees, brush, and weeds after full
leaf expansion and before fall color and leaf drop.
Aerial broadcast - apply 5-30 gal./A spray volume;
ground broadcast - apply 10-60 gal./A spray volume;
direct/spot spray - spray to wet foliage. |
|
Glyphosate (Various trade names) 4
lbs. a.i./gal. |
Broadcast/A 2 - 5 qts. Directed/spot
spray 3/4 - 2% by volume |
Check specific labels for surfactant
requirements & mix rates. Apply to actively growing
trees, brush, and weeds after full leaf expansion
and before fall color and leaf drop. Aerial broadcast
- apply 5-30 gal./A spray volume; ground broadcast
- apply 10-60 gal./A spray volume; direct/spot spray
- spray to wet foliage. |
|
HERBICIDE FORMULATION |
APPLICATION
RATE |
REMARKS
& PRECAUTIONS |
|
HERBICIDE
TANK MIXES FOR SITE PREPARATION |
|
Triclopyr
(Garlon 4)
+
Imazapyr
(Arsenal) |
Broadcast/A
2 - 4 qts.
+
16 - 24 ozs. |
Conifers planted sooner
than 1 month after treatment may be injured. |
|
Imazapyr
+
Glyphosate
(OneStep) |
Broadcast/A
1 gallon |
Premixed blend of
0.625 lb a.i. imazapyr and 2.0 lbs a.i. glyphosate
(equivalent to 40 oz. of Chopper herbicide or 20 oz.
of Arsenal Applicators Concentrate herbicide and 2
qts. of glyphosate). Apply June 15 through October
(prior to leaf drop) for hardwood, grass and briar
control. |
|
Picloram + 2, 4-D
(Tordon 101M)*
+
Glyphosate
(Accord) |
Broadcast/A
6 - 10 qts.
3 - 5 qts. |
Allow at least 6 months
after treatment before planting pines. |
|
Fosamine
(Kernite UT)
4 lbs. a.i./gal.
+
Imazapyr
(Arsenal) |
Broadcast/A
2 to 6 qts.
+
8 to 20 ozs. |
Special Local Need
24(c) Labeling for pine plantations in the state of
Georgia. For control of residual loblolly pine seedlings
and hardwoods during site preparation. Controls ash,
blackberry, blackgum, black locust, boxelder, cherry,
dogwood, elms, oaks, red maple, sassafras, and sourwood.
Apply as a foliar spray from mid- to late summer before
leaf color occurs. |
|
Triclopyr
(Garlon 4)
+
Picloram + 2,4-D
(Tordon 101M)* |
Broadcast/A
2 - 4 qts.
+
6 - 8 qts. |
Allow at least 6 months
after treatment before planting pines. |
|
Triclopyr
(Garlon 4)
+
Picloram
(Tordon K)* |
Broadcast/A
2 - 4 qts.
+
2 - 2 1/2 qts. |
Allow at least 6 months
after treatment before planting pines. |
Glyphosate
(Accord) 4 lbs. a.i./gal.
+
Picloram
(Tordon K)* |
Broadcast/A
3 - 5 qts.
+
2 qts./A |
Wood
brush, trees, and herbaceous weeds mix 2 or more qts.
of a nonionic surfactant per 100 gal. of spray solutions.
Apply tank mix solution at 10-50 gal./A with ground
application, or 5-30 gal./A by aerial (helicopter only)
application. Allow 6 months after treatment before planting
pine seedlings. |
|
Glyphosate
(Accord)
4 lbs. a.i./gal.
+
Imazapyr
(Arsenal) |
Broadcast/A
3 - 6 qts.
+
2 - 16 oz. |
Use lower rates for
herbaceous weed control. Higher rates for dense stands
or hard to control brush and trees. Use a nonionic
surfactant, mix 2 or more qts. nonionic surfactant
per 100 gal. spray solution. Ground application -
spray 10-60 gal. of tank mix per acre; aerial (helicopter)
application - spray 5-30 gal. tank mix per acre. Apply
after full leaf expansion until start of fall color. |
|
Glyphosate
(Accord)
4 lbs. a.i./gal.
+
Sulfometuron methyl
(Oust Extra) |
Broadcast/A
2 - 5 qts.
+
4 - 8 ozs. |
Mix 2 or more qts.
nonionic surfactant per 100 gal. of spray solution.
Ground application - apply 10-60 gal./A tank mix;
aerial (helicopter) application - apply 5-15 gal./Ac.
tank mix. Treat after full leaf expansion until start
of fall color. Loblolly and slash pine only. Provides
herbaceous control in following spring. |
Sulfometuron
methyl
(Oust Extra)
+
Imazapyr
(Arsenal) |
Broadcast/A
4 -8 ozs. +
5-12 oz. |
This
controls cherry, dogwood, elms, oaks (red and water),
persimmon, sassafras, sweetgum, and suppresses hickory.
Loblolly and slash pines may be transplanted in treated
areas in the planting season following application.
Provides herbaceous control in following spring. |
Hexazinone
(Velpar L)
+
Sulfometuron methyl
(Oust Extra) |
Broadcast/A
1 - 3 gal.
+
4 -8 ozs. |
Apply
in late spring to early summer to point of full leaf
expansion. Loblolly and slash pines may be transplanted
in treated areas in the planting season following application.
Velpar rates dependent on soil texture, follow label
for specific rates on treatment area. |
Metsulfuron
methyl
(Escort XP)
+
Imazapyr
(Arsenal) |
Broadcast/A
1-2 ozs.
+
10 - 24 oz. |
Controls
ash, black gum, cherry, hawthorn, honeysuckle, hophornbeam,
persimmon, oaks ()red, white and water), sassafras,
sweetgum, Vacciniums, suppresses blackberry, dogwood,
elms, hickory, and red maple. Loblolly and slash pines
may be transplanted in treated areas in the planting
season following application. |
|
Glyphosate
(Accord)
4 lbs. a.i./gal.
+
Triclopyr
(Garlon 4) |
Broadcast/A
3 - 5 qts.
+
1 - 2 qts. |
Mix 2 or more qts.
of nonionic surfactant per 100 gal. of tank mix. Apply
10-60 gal. of tank mix per acre by ground application
or 5-30 gal. per acre by helicopter. Treat in late
spring through early summer. |
|
Hexazinone
(Velpar L)
+
Picloram + 2,4-D
(Tordon 101M)* |
Broadcast/A
1 - 3 gal.
+
1 - 2 gal. |
Provides increased
control of blackgum, pine sassafras, sourwood, Prunus
spp. Apply in late spring to early summer to point
of full leaf expansion. When oak, elm, sweetgum, blackberry
and prunus are predominant use 1 1/2 - 3 gal. Velpar
+ 1 gal. Tordon 101M. For blackgum, dogwood, sourwood
& red maple control use 1 - 3 gal. Velpar + 1
1/2 - 2 gal. Tordon 101M. |
|
HERBICIDE FORMULATION |
APPLICATION
RATE |
REMARKS
& PRECAUTIONS |
|
HERBICIDES
FOR INJECTION, DIRECTED & SPOT SPRAY TREATMENTS |
|
2,4-D
(various trade names) |
Basal spray |
Spray the lower 18-24
inches of plant stem with undiluted spray. |
|
Stump treatment |
Spray the bark and
root collar area of the stump thoroughly with undiluted
spray. |
|
Glyphosate
(Various trade names) |
Post directed spray
0.5 - 10% solution |
May be applied as
a shielded or directed spray to the base of the trees.
DO NOT apply over-the-top of desirable seedlings.
Severe injury to trees will occur if the spray contacts
the foliage. Use a 0.5% solution for control of annual
weeds less than 6" tall (add a nonionic surfactant).
A1- 2% solution will control perennial weeds. Use
5% solution for annual & perennial weed control if
spray coverage is not complete. Use a 5-10% solution
for woody brush & trees. Refer to the label for rates
and surfactant recommendations for specific perennial
weeds. |
|
Hexazinone
(Velpar L) |
Basal Soil Treatment
2-4 ml/inch DBH |
Apply to root zone
of undesirable hardwoods with a handgun application.
Use 2-4 ml per inch of tree diameter at breast height
on trees to be controlled. Place spots within 3 feet
of root collar of trees to be controlled. |
|
Hexazinone
(Velpar L) |
Injection |
Inject 1 ml of undiluted
Velpar L through bark of undesirable trees. Injections
should be made at 4" intervals around stem. Treat
in summer. Controls black cherry, oaks, red maple,
sweetgum. |
|
Imazapyr
(Arsenal or Chopper) |
Cut stump Treatment |
Use a diluted solution
of 6 oz. Arsenal or 16 oz. Chopper + one gal. water
and spray or brush on to cambium area inside the bark
of freshly cut stump. |
|
Injection |
Apply 1 ml of diluted
solution (see above) at 1 inch interval cuts through
the bark around the tree. |
|
Hack and Squirt or
Wide-spaced injection |
Spray or brush a diluted
Arsenal solution into cuts placed at 2 inch intervals
around the tree. If the concentrated solution (25%
Arsenal or 50% Chopper) is used make one cut into
the stem for each 3 inches of tree diameter and spray
or brush the concentrated Arsenal solution into each
cut. For example a 3 inch diameter stem will receive
1 cut while a 6 inch diameter stem will receive 2
cuts. |
|
Picloram + 2,4-D
(Pathway, Tordon 101R) |
Tree injection |
Apply 1 ml of undiluted
Pathway through the bark completely around stem at
2-3 inch intervals. Treatment can be made any season.
Do not treat maple during spring sap flow. Dogwood
and hickory may require application to continuous
overlapping cuts around the stem. |
|
Stump treatment |
Treat the cambium
layer just inside of the bark of freshly cut stumps
with undiluted Pathway. |
|
Picloram + 2,4-D
(Tordon 101M)* |
Tree injection |
Inject 1/2 ml of undiluted
Tordon 101M or 1 ml of diluted (1:1 ratio in water)
through the bark of undesirable trees at 3 inch intervals
around the stem. |
|
Stump treatment |
Spray the cambium
area inside the bark of freshly cut stump with undiluted
or diluted (1:1) Tordon 101M. |
|
Triclopyr
(Forestry Garlon 4)
+
Oil |
Thinline or streamline |
Tank mix 20 - 30% Garlon 4 + 70 -
80% oil. Apply with a small orifice solid-stream nozzle.
Make two streaks across the lower stem of smooth bark
hardwoods smaller than 3 inches in diameter. Application
can be made in any season. Generally most effective
6 weeks prior to leaf expansion, until 2 months after. |
|
Triclopyr
(Garlon 3A) |
Tree injection
Hack & squirt |
Inject or spray 1/2
ml of undiluted or 1 ml of diluted (1:1 in water)
through bark at 3 - 4 inch intervals around the stem. |
|
Stump treatment |
Spray the cambium
area inside the bark of freshly cut stumps with undiluted
Garlon 3A. |
|
Triclopyr
(Pathfinder II)
0.75 lbs. a.i./gal. |
Basal Bark Treatment |
Apply undiluted product
in low pressure spray to stems less than 6 inches
in basal diameter, wetting the lower 12 to 15 inches
of stems including root collar. Do not spray to
the point of runoff. Applications may be made
year-round. |
|
Stump Treatment |
Apply undiluted product
to the cambium area of freshly cut stumps. Also wet
sides of stump to root collar, but not to point of
runoff. Apply year-round. |
|
HERBICIDE FORMULATION |
APPLICATION
RATE |
REMARKS
& PRECAUTIONS |
|
HERBICIDES
FOR PINE RELEASE FROM HARDWOODS |
|
Hexazinone
(Velpar ULW) |
Broadcast/A
1 - 4 lbs. |
Soluble granular material.
Applied using DuPont ULW applicator aerial equipment.
Apply in spring when weeds and brush are actively
growing. Do not apply to Loblolly pine less than 4
years old since transplanting on coarse textured soils,
or less than 3 years from transplanting on fine textured
soils. Some conifer mortality may occur if applied
when saplings are under stress. |
|
Triclopyr
(Garlon 4) |
Directed spray |
To release conifers
from red maple, sweetgum, oaks and hickory, mix 1-5
gal. Garlon 4 in + water to make 100 gal. of mix.
Direct spray to foliage of hardwoods using a backpack
sprayer with flat fan nozzle. Hardwoods less than
6 feet tall are most effectively treated. Treatment
can occur any time after hardwoods reach full leaf
and before onset of fall color. Direct spray away
from desirable conifer foliage. |
|
2 - 4 qts/A |
Broadcast application
for mid-rotation understory brush control in flatwoods
pine stands. For control of gallberry & wax myrtle
apply 2 - 4 qts of Forestry Garlon 4 to to cover the
foliage of understory competition, but DO NOT spray
onto pines. Make applications from late summer
(August) to fall (before leaf fall). Apply 30 gallons
of water per acre. Forestry Garlon 4 may be
tank mixed with Arsenal or Escort to increase control
of palmetto, titi, fetterbush etc. |
|
Hexazinone
(Velpar L) |
Broadcast/A
Spot Grid Treatment
2 - 8 qts. |
Apply undiluted Velpar
L on a grid pattern (3' x 3' to 6' x 7') to transplants
1 year old or 4 years and older. Injury may occur
if pines are 2-3 years old. Use an application of
2 - 2.33 ml per spot depending on soil texture. |
|
Broadcast/A
2 - 8 qts. |
Apply when Loblolly
pine is between flushes or growth spurts and from
early spring to early summer when hardwoods are in
1/2 leaf to point of full leaf growth. Do not use
a surfactant. Some pine mortality may occur, and some
pines may show discolored foliage. 1 - 2 inches of
rain are needed for soil activation. |
|
Metsulfuron methyl
(Escort XP) |
Broadcast/A
1 - 4 oz. |
Release of loblolly
& slash pine from hardwoods and brush. Apply over-the-top
of established trees. |
|
Metsulfuron methyl
(Escort XP)
+
Imazapyr
(Arsenal) |
Broadcast/A
1 - 2 oz.
+
8 - 16 ozs. |
In 2 year old Loblolly
pine plantations controls blackberry, blackgum, elm,
cherry and broadleaf weeds. Apply with 1 qt. surfactant
in 100 gal. in late summer, early fall. |
|
Metsulfuron methyl
(Escort XP)
+
Sulfometuron methyl
(Oust XP) |
Broadcast/A
½ to 1- ½ oz.
+
2 to 3 oz. |
Release of loblolly
and slash pine from hardwoods and brush. Treat when
pines are at least 3 years old on fine textured soils,
4 years and older on coarse textured soils. Apply
from full leaf to just before leaf tissue hardens
in the fall. |
|
Metsulfuron methyl
(Escort XP)
+
Hexazinone
(Velpar L) |
Broadcast/A
1 - 2 oz.
+
1 1/2 - 6 qts. |
Brush and herbaceous
weed control in loblolly and slash pine plantations.
Do not use a surfactant. Treat when pines are at least
3 years old on fine textured soils, 4 years and older
on coarse textured soils. |
|
Glyphosate
(Accord Concentrate)
+
Imazapyr
(Arsenal) |
Broadcast/A
3/4 - 1 1/2 qts.
+
2 - 16 oz.
|
Apply after final
resting buds have formed on conifers in the fall.
Actively growing conifers will be damaged. Follow
Accord label recommendation for surfactant use. Will
control wood brush, trees, and herbaceous weeds. |
|
Glyphosate
(Accord Concentrate) |
Broadcast/A
1 1/8 -1 7/8 qt. |
For release from herbaceous
weeds and woody sprouts in Loblolly and slash pine
plantations which have been established for more than
one year. Mix up to 20 fluid oz. /A of Entry II or
comparable nonionic surfactant. Apply in late summer
to early fall after pines have hardened off. For applications
at end of first growing season, use 3/4 qt. of Accord
concentrate. |
|
Imazapyr
(Arsenal) |
Broadcast/A
12-20 oz. |
Release loblolly pine
in first growing season following planting or for
one-year old natural loblolly pine regeneration. Apply
after July 15. |
|
Directed spray
1/2 - 5% solution |
Apply to foliage and
buds of undesirable hardwoods competing with pines
by a low-volume directed spray. Avoid application
to foliage of desirable pines. Use a nonionic surfactant
at 1/4% by volume. |
|
Broadcast/A
12 to 16 ozs. |
For slash and longleaf
pine, broadcast release treatments over the top of
pines to control hardwoods must be made after August
15 and ONLY in stands 2 through 5 years old. DO
NOT use a surfactant and use the lower rate on sandy
soils. |
|
Triclopyr
(Garlon 3A) |
Directed spray |
Release conifers from
red maple, sweetgum, oaks, ash and hickory, mix 1-5
gal. of Garlon 3A in 100 gal. water + a nonionic surfactant.
Apply as a directed spray to the foliage of weed trees
with a backpack sprayer. Treat after hardwoods have
leafed out and before fall coloration. Hardwoods less
than 6 feet tall are most economically and safely
treated. Direct spray away from foliage of desired
pines. |
|
Triclopyr
(Pathfinder II)
0.75 lbs. a.i./gal. |
Streamline Basal Bark
Treatment |
Apply undiluted product
in a directed straight-stream spray to one side of
stems less than 3 inches in basal diameter to treat
a 6 inch wide zone on the stem 1 to 2 feet above ground.
On stems 3 to 4 inches in basal diameter, treat both
sides of the stems. Apply in spring 6 weeks prior
to hardwood leaf expansion until 2 months after leaf
expansion is completed. |
|
HERBICIDE FORMULATION |
APPLICATION
RATE |
REMARKS
& PRECAUTIONS |
|
HERBICIDES
FOR HERBACEOUS WEED CONTROL IN PINE PLANTATIONS |
|
Atrazine
(AAtrex Nine-0 & other trade names)*
or
(AAtrex 4L & other trade names)* |
Broadcast/A
2.2 - 4.4 lbs. Nine-0
or
4 - 8 pts. 4L |
For annual broadleaf
and grass weed control in Loblolly and slash pine
plantations. Apply to established trees between fall
and early spring. For new transplants apply during
or soon after transplanting. |
|
Fluazifop-P-butyl
2.0 lb. a.i./gal.
(Fusilade DX) |
Broadcast/A
16 - 24 oz. |
Grass control: Apply to actively growing
nonstressed grasses 2-8 inches tall. Perennial grasses
such as bermudagrass may require second application
to regrowth. Add 1% crop oil concentrate (2 pt./25
gal.) or 0.25% (½ pt. per 25 gal.) nonionic surfactant
to all applications. Avoid contact with conifer foliage
by directing spray. |
|
Imazapyr
(Arsenal) |
Broadcast/A
4-10 oz. |
For herbaceous weed
control in Loblolly and Virginia pine plantations
use 6-10 oz./A Arsenal. In slash pine use 4-8 oz./A
and in longleaf pine use 4-6 oz./A without adding
a surfactant. Apply as a broadcast or directed spray.
For loblolly pine, a nonionic surfactant may be added
at a 1/4% by volume rate. Some pine growth inhibition
may occur if treatment is made during active periods
of pine growth. Best control is achieved by application
to newly emerged weeds. |
Imazapyr
(Arsenal)
+
Sulfometuron methyl
(Oust XP) |
Broadcast/A
4-6 oz.
+
2 ozs. |
To
control bermudagrass and Johnsongrass in loblolly pine.
Apply later winter through early spring when weeds first
emerge. |
Imazapyr
(Arsenal)
+
Metsulfuron methyl
(Escort XP) |
Broadcast/A
4 ozs.
+
1/2-2 ozs. |
To
control many broadleaf weeds, blackberry and supression
of hardwood sprouts in loblolly pine. Apply later winter
through early spring when weeds first emerge. |
|
Metsulfuron methyl
(Escort XP) |
Broadcast/A
0.5 - 1 1/2 oz. |
For blackberry and
annual broadleaf weed control in Loblolly & slash
pine plantations. Do not use a surfactant on trees
1 year old or less. In older trees add 1 qt. surfactant
per 100 gal. water. Treat when weeds have reached
point of full leaf and before tissue hardens off. |
|
Clethodim
(Envoy)
0.94 lbs. a.i./gal. |
Broadcast/A
13 to 17 ozs. Annual grasses
17 to 34 ozs. Perennial grasses |
Apply over the top
control of pine seedlings for postemergence control
of annual and perennial grasses. This product will
not control broadleaves or sedges. Use a crop oil
concentrate containing at least 15% emulsifier at
1% v/v (not less than 1 pt. acre). |
|
Sethoxydim
(Vantage) |
Broadcast/A
2 1/4 - 3 3/4 pts. |
For post emergence
control of actively growing grasses. Vantage can be
broadcast or band sprayed over conifer seedlings.
A surfactant or crop oil is not needed. |
|
Pendimethalin
(Pendulum) |
Broadcast/A
2.4 to 4.8 qts |
Use
low rates for short-term weed control (2-4 months)
and higher rates for long term weed control (6-8 months).
Apply over-the-top of loblolly & slash pine after
plant slits have sufficiently closed to prevent contact
of Pendulum with roots. Pendulum must be applied to
weed-free soil to provide pre-emergent weed control
& will not control weeds already germinated. |
|
Sulfometuron methyl
(Oust XP) |
Broadcast/A
2 - 8 oz. |
Controls herbaceous
weeds in Loblolly, slash, longleaf and Virginia pine.
Do not use a surfactant. Use broadcast or band
application before or just after weed emergence. Check
soil pH before application. Reduce rate or do not
apply if pH is 6.5 or above. |
Sulfometuron methyl
(Oust XP)
+
Atrazine
(Various trade names)
(Nine-0)*
or
(4L)* |
Broadcast/A
2 - 4 oz.
+
2.2-4.4 lbs.
Nine-0
or
4-8 pts. 4L |
Controls annual broadleaf
weeds and grasses in Loblolly and slash pine plantations.
Use higher rate on medium to fine textured soils when
organic matter exceeds 2%. Use a minimum of 20 gal.
of spray mix per acre by ground application only as
preemergence or early post emergence spray. Check soil
pH and soil organic matter before application. Reduce
rate or do not apply Oust if pH is 6.5 or above. |
|
Sulfometuron methyl
(Oust XP)
+
Hexazinone
(Velpar L) |
Broadcast/A
2 - 4 oz.
+
2 - 3 pts. |
For use in Loblolly,
slash, and longleaf pine plantations. Controls grasses
and broadleaf weeds. Do not use a surfactant with
this tank mix. Make broadcast, band or spot application
from late winter to late spring. Do not apply when
pines are under stress. Check soil pH and soil
organic matter before application. Reduce rate
or do not apply Oust if pH is 6.5 or above. If soil
organic matter is less than 2% apply only 21 oz. of
Velpar. |
Sulfometuron
methyl
+
Hexazinone (Oustar) |
Broadcast/A
Rates vary by soil texture & seedling age |
Check
soil pH and soil organic matter before application.
If pH is 6.5 or above, or soil organic mtter is less
than 2% apply only 10 oz. of Oustar. |
| Soil
Texture |
1st
Year Weed Control |
2nd
Year Weed Control |
Coarse
Textured
Loamy sand
Sandy loam
Sand
|
10
- 12 oz. per acre |
12
- 16 oz. per acre |
Medium
Texture
Loam
Sandy clay loam
Silt loam |
12
- 16 oz. per acre |
16
- 19 oz. per acre |
Fine
Texture
Clay loam
Sandy loam
Silty clay loam
Silty clay |
16
- 19 oz. per acre |
18
- 24 oz. per acre |
Fine
Textured
Clay |
Not
recommended |
Not
recommended |
|
Sulfometuron methyl
(Oust XP)
+
Metsulfuron methyl
(Escort XP) |
Broadcast/A
2-3 oz.
+
0.5 - 1.5 oz. |
For control of blackberry
and herbaceous weeds in loblolly and slash pine plantations.
Apply from late winter through spring after soil has
settled after planting. Do not use a surfactant.
|
|
* Restricted use pesticide |