Past Issues of "Pest Alert"
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Feb.
10, 2010, Vol. 8, No. 3 |
Color Changes on Evergreens
Atrazine Carryover and Trees
E-sample (pine aphids on Christmas trees) |
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Jan.
27, 2010, Vol. 8, No. 2 |
Ice damage on trees |
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Jan.
14, 2010, Vol. 8, No. 1 |
E-samples (the case of the bark-less
oaks continues)
Information request - trees and shrubs poisonous to horses |
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Dec.
9, 2009, Vol. 7, No. 35 |
Deer concerns - what plants don't they
like and what can I spray? |
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Nov.
25, 2009, Vol. 7, No. 34 |
E-samples (confused woody plants; color
change to juniper foliage) |
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Nov.
11, 2009, Vol. 7, No. 33 |
Selecting a Christmas Tree
Can We Still Treat for Spruce Spider Mites?
E-samples (cottonwood borer) |
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Oct.
28, 2009, Vol. 7, No. 32 |
Planting Rocky Mountain Juniper east
river |
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Oct.
14, 2009, Vol. 7, No. 31 |
Getting Ready for Winter
E-samples (fall needle drop on pines) |
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Sept. 30, 2009, Vol. 7, No. 30 |
E-samples (buckeye nuts, do not eat
them!; sooty blotch on apple; verticillium
wilt on smoketree; leaf spot on cherry) |
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Sept. 16, 2009, Vol. 7, No. 29 |
E-samples (cranberrybush viburnum fruit,
common buckthorn fruit, walnut
anthracnose) |
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Sept. 2, 2009, Vol. 7, No. 28 |
E-samples (downy mildew on viburnum;
aphids on trees; pine tortoise scale;
third year needle drop on
pines) |
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Aug.
26, 2009, Vol. 7, No. 27 |
E-samples (melampsora leaf rust; apple
mealybug) |
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Aug.
12, 2009, Vol. 7, No. 26 |
E-samples (willow scab; wooly oak gall)
Information request (pollination requirement for fruit trees) |
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Aug.
5, 2009, Vol. 7, No. 25 |
Plant Development
E-samples (aphids on trees; chokecherries; separating chokecherry
fruit from
buckthorn; verticillium wilt in catalpa) |
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July 29, 2009, Vol. 7, No. 24 |
Plant Development
E-samples (tatarian honeysuckle; apple scab and cedar-apple rust;
venturia
leaf and shoot blight; walnut decline) |
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July 22, 2009, Vol. 7, No. 23 |
Plant Development
Emerald Ash Borer Internet Session Updated
password
E-samples (diplodia tip blight; maple bladder gall; locust borer) |
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July 14, 2009, Vol. 7, No. 22 |
Plant Development
E-samples (Dutch elm disease; black ash decline; locust borer) |
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July
7, 2009, Vol. 7, No. 21 |
Plant Development
E-samples (oystershell scale on ash; willow blister gall; hedgehog
oak gall) |
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July
1, 2009, Vol. 7, No. 20 |
Plant Development
E-samples (catalpa trees; cottonwood twigs falling; pear scab;
venturia leaf
and shoot blight on aspen; European elm flea weavil) |
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June 24, 2009, Vol. 7, No. 19 |
Plant Development
E-samples (black knot; poplar borer; cottony maple scale) |
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June 17, 2009, Vol. 7, No. 18 |
Plant Development
E-samples (ash rust; wooly aphids on elm; dog vomit fungus on mulch) |
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June 10, 2009, Vol. 7, No. 17 |
Plant Development
Treatments To Do Soon (codling moth; shearing pines)
E-samples (hackberry leaf tatters; hawthorn leafminer; herbicide
injury on ash;
ash leaf curl aphids)) |
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June
3, 2009, Vol. 7, No. 16 |
Plant Development
Treatments To Do Soon
Black Cherry - A Good Choice For Windbreaks
Cedar-apple Rust Gall Crop On Junipers
E-samples (buckeye rust disease; cankerworms; herbicide injury) |
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May
27, 2009, Vol. 7, No. 15 |
Plant Development
Treatments To Do Soon
E-samples (Maple bladder gall mites, ash anthracnose, hackberry leaf
loss,
bacterial blight of lilac & Amur maple, pine sawfly) |
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May
21, 2009, Vol. 7, No. 14 |
Plant Development
Treatments To Do soon
E-Samples (maple bladder gall mites; hackberry petiole and bud galls,
pine
tortoise scale, pine sawfly) |
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May
14, 2009, Vol. 7, No. 13 |
Plant Development
Treatments To Do Soon
Update on Emerald Ash Borer
E-Samples (ash borer, brown felt blight) |
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May
6, 2009, Vol. 7, No. 12 |
Plant Development
Treatments To Do Soon
E-Samples (flowering quince, pine needles & tips falling, junipers
browning) |
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Apr.
29, 2009, Vol. 7, No. 11 |
Plant Development
Treatments To Do Soon
E-samples (flooding injury, "bumps" on juniper tips, pine needle
scale) |
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Apr.
22, 2009, Vol. 7, No. 10 |
Plant Development
Treatments To Do Soon
Zimmerman Pine Moth
Black Knot |
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Apr.
8, 2009, Vol. 7, No. 9 |
Emerald Ash Borer Update
Fruit Tree & Shrub Pollination Guide
Fruit Tree Pruning |
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Apr.
1, 2009, Vol. 7, No. 8 |
Treating Apples for Fungal Diseases
Apricots for South Dakota
E-samples (ash borer, rabbit damage, coon buckthorn) |
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Mar.
25, 2009, Vol. 7, No. 7 |
Squirrel Damage To Evergreens
Pine Tortoise Scale on Mugo Pines |
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Mar. 18, 2009, Vol. 7, No. 6 |
Walnut Decline in the State |
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Mar.
3, 2009, Vol. 7, No. 5 |
E-samples (Downy woodpecker damage;
Carpenterworm in ash) |
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Feb.
18, 2009, Vol. 7, No. 4 |
E-samples (Tent caterpillar eggs)
Information Request (grafting apple trees; pollination of fruit and
nut trees) |
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Feb.
4, 2009, Vol. 7, No. 3 |
What New Trees Can I Plant? |
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Jan.
21, 2009, Vol. 7, No. 2 |
How Cold Did It Get?
The First Sign of Spring!
Where Have All the Acorns Gone? |
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Jan.
7, 2009, Vol. 7, No. 1 |
When to Plant a Tree
Critter Issues |
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Dec.
17, 2008, Vol. 6, No. 34 |
Roasting "chestnuts"
Firewood for South Dakota |
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Nov.
19, 2008, Vol. 6, No. 33 |
Selecting a Christmas Tree |
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Nov.
12, 2008, Vol. 6, No. 32 |
E-samples (oak galls)
Cedar Fruit |
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Oct.
29, 2008, Vol. 6, No. 31 |
E-sample (What is wrong with my spruce
tree) |
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Oct.
15, 2008, Vol. 6, No. 30 |
E-sample (It is raining worms from my
ash tree; buckthorn fruit) |
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Oct.
1, 2008, Vol. 6, No. 29 |
E-samples (pine needles turning yellow,
spruce gall midge) |
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Sept. 17, 2008, Vol. 6, No. 28 |
Treatment Time For Spruce Spider Mite
E-samples (leaves turning yellow or browning, mulberry trees, ash
borers) |
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Sept.
3, 2008, Vol. 6, No. 27 |
E-samples (oak decline & foliage
discoloration, tar spot on maples) |
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Aug.
27, 2008, Vol. 6, No. 26 |
E-samples (dothistroma needle blight,
cottonwood petiole gall)
How to Grow Walnuts & Buckeyes From Seed |
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Aug.
20, 2008, Vol. 6, No. 25 |
E-samples (poison ivy, ash rust, apple
scab) |
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Aug.
13, 2008, Vol. 6, No. 24 |
E-samples (tar spot, other foliage
problems, crecropia moth larvae, tataria honeysuckle fruit, walnut
decline) |
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Aug.
6, 2008, Vol. 6, No. 23 |
Plant Development (Ural falsespireas)
Storm Damage In The Northeast
E-samples (tar spot, walnut decline) |
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July
30, 2008, Vol. 6, No. 22 |
Plant Development (Ural falsespireas)
E-samples (tar spot, tip wilt on blue spruce) |
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July
23, 2008, Vol. 6, No. 21 |
Plant Development (Ural falsespireas)
E-samples (maple bladder gall mites; cottonwood petiole galls, mites
on viburnum, death by fabric) |
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July
16, 2008, Vol. 6, No. 20 |
Plant Development (Lindens)
E-samples (sucking insects) |
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July
9, 2008, Vol. 6, No 19 |
Plant Development (Lindens)
E-samples (rust; cedar apple rust; cedar hawthorn rust; ash leaf
curl aphid; stalk borer; honeylocust leafhopper) |
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July
2, 2008, Vol. 6, No. 18 |
Plant Development
E-samples (ash rust; crown rust on buckthorn, maple bladder gall,
Dutch elm disease) |
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June
24, 2008, Vol. 6, No. 17 |
Plant Development |
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June
17, 2008 Vol. 6, No. 16 |
Plant Development |
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June
10, 2008, Vol. 6, No. 15 |
Plant Development
Treatments To Do Now (ash borer, rhizosphaera needlecast disease) |
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June
3, 2008, Vol. 6, No. 14 |
Plant Development
Treatments To Do Now (ash borer, rhizosphaera needlecast disease) |
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May
28, 2008, Vol. 6. No. 13 |
Plant Development
Treatments to Do Now (tent caterpillars, ash borer, spruce spider
mite) |
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May
21, 2008, Vol. 6, No. 12 |
Plant Development
Treatments to Do Now (apple scab, cedar-apple rust, diplodia tip
blight, spruce needleminer, tent caterpillars)
Treatments to Start Soon (Ash borer, spruce spider mite) |
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May
14, 2008, Vol. 6. No. 11 |
Plant Development
Treatments To Do Now
(apple scab, cedar-apple
rust, diplodia tip blight, spruce needleminer, tent caterpillars)
Treatments In a Week (ash borer) |
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May 7,
2008, Vol. 6, No. 10 |
Plant Development (Phenology)
Treatments to do now (spruce needleminer, tent caterpillar, apple
scab, ash borer)
E-samples |
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April 22, 2008, Vol. 6, No. 9 |
Plant Development (Phenology)
Treatments to do now (spruce needleminer, tent caterpillar ash
borer)
Black Knot
Siberian Larch |
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April
8, 2008, Vol. 6, No. 8 |
Disease Problems in Apples
Insect Problems in Apples and Pears
Spruce Problem |
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March 31, 2008, Vol. 6, No. 7 |
What To Do About Rabbit Damage |
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March 17, 2008, Vol. 6, No. 6 |
Making Maple Syrup
Emerald Ash Borer Update |
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March
3, 2008, Vol. 6, No. 5 |
Pruning Flowering Shrubs
Insects in Firewood |
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Feb
20, 2008, Vol. 6, No. 4 |
Cold Weather, Winter Tree Chores |
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Feb.
6, 20008, Vol. 6, No. 3 |
The "Wonder Tree" |
