| Acantholyda sawflies |
Acantholyda spp. |
1 |
| adelgid |
Adelges viridis |
1 |
| American dwarf mistletoe |
Arceuthobium americanum |
5 |
| Armillaria root rots |
Armillaria spp. |
2 |
| bagworm |
Thyridopteryx ephemeraeformis |
8 |
| bald cypress |
Taxodium spp. |
1 |
| baldcypress |
Taxodium distichum |
3 |
| balsam fir |
Abies balsamea |
1 |
| bark beetle |
Hylurgops palliatus |
1 |
| bark beetle |
Orthotomicus proximus |
1 |
| black turpentine beetle |
Dendroctonus terebrans |
11 |
| blade spruce Gall adelgid |
Adelges laricis |
1 |
| blue spruce |
Picea pungens |
1 |
| Caliciopsis canker |
Caliciopsis pinea |
1 |
| carpenter ants |
Camponotus spp. |
1 |
| cedar bark beetles |
Phloeosinus spp. |
1 |
| cedar-apple rust |
Gymnosporangium juniperi-virginianae |
22 |
| cooley spruce gall adelgid |
Adelges cooleyi |
1 |
| cypress |
|
1 |
| Douglas-fir |
Pseudotsuga menziesii |
1 |
| Douglas-fir beetle |
Dendroctonus pseudotsugae |
3 |
| ectomycorrhizae |
|
2 |
| ectomycorrhizae |
Pisolithus tinctorius |
3 |
| Ectomycorrhizae |
Thelephora terrestris |
1 |
| European spruce bark beetle |
Ips typographus |
6 |
| European web-spinning larch sawfly |
Cephalcia lariciphila |
1 |
| fir broom rust |
Melampsorella caryophyllacearum |
1 |
| fire |
|
2 |
| flatheaded or metallic wood borer |
|
1 |
| flatheaded pine borer |
Chalcophora mariana |
1 |
| Florida nutmeg |
Torreya taxifolia |
1 |
| forest tent caterpillar |
Malacosoma disstria |
1 |
| frost and winter injury (general) |
|
1 |
| fusiform rust |
Cronartium quercuum f.sp. fusiforme |
2 |
| genetic improvement |
|
1 |
| great spruce bark beetle |
Dendroctonus micans |
1 |
| Gynosporanium rusts |
Gymnosporangium spp. |
1 |
| hemlock woolly adelgid |
Adelges tsugae |
1 |
| Ips engraver beetles |
Ips spp. |
2 |
| Japanese climbing fern |
Lygodium japonicum |
1 |
| Juniper dwarf mistletoe |
Arceuthobium oxycedri |
2 |
| juniper mistletoe |
Phoradendron juniperinum |
1 |
| juniper spittlebug |
Clastoptera juniperina |
1 |
| kauri |
Agathis australis |
2 |
| larch needle cast |
Hypodermella laricis |
1 |
| limber pine dwarf mistletoe |
Arceuthobium cyanocarpum |
1 |
| long-horned beetles |
|
1 |
| longleaf pine |
Pinus palustris |
5 |
| Mason pine |
Pinus massoniana |
3 |
| mealybug |
Oracella acuta |
1 |
| mountain pine beetle |
Dendroctonus ponderosae |
10 |
| Nantucket pine tip moth |
Rhyacionia frustrana |
1 |
| northern pitch twig moth |
Retinia albicapitana |
2 |
| pine |
Pinus spp. |
1 |
| pine budgall midge |
Contarinia coloradensis |
3 |
| pine needle sheathminer |
Zelleria haimbachi |
1 |
| pine processionary moth |
Thaumetopoea pityocampa |
20 |
| Pine resin-gall moth |
Retinia resinella |
1 |
| pine shootmoths |
Retinia spp. |
1 |
| pine spittlebug |
Aphrophora cribrata |
4 |
| pine spittlebug |
Aphrophora parallela |
4 |
| pineland dwarf mistletoe |
Arceuthobium vaginatum ssp. cryptopodum |
1 |
| pinyon dwarf mistletoe |
Arceuthobium divaricatum |
2 |
| pinyon spindlegall midge |
Pinyonia edulicola |
2 |
| Pissodes weevils |
Pissodes spp. |
3 |
| pondcypress |
Taxodium ascendens |
3 |
| ponderosa pine |
Pinus ponderosa |
1 |
| ponderosa pine coneworm |
Dioryctria auranticella |
1 |
| ponderosa pine dwarf mistletoe |
Arceuthobium vaginatum |
1 |
| pruning (general) |
|
3 |
| red pine |
Pinus resinosa |
2 |
| red pine shoot moth |
Dioryctria resinosella |
1 |
| red turpentine beetle |
Dendroctonus valens |
4 |
| red-cockaded woodpecker |
Picoides borealis |
6 |
| redwood |
Sequoia spp. |
1 |
| Rhizosphaera needle cast |
Rhizosphaera kalkhoffii |
1 |
| ribbed pine borer |
Rhagium inquisitor |
3 |
| sand pine |
Pinus clausa |
11 |
| sawyer beetle |
Monochamus sartor |
11 |
| sawyer beetles |
Monochamus spp. |
2 |
| shelterwood |
|
3 |
| Sirex woodwasp |
Sirex noctilio |
4 |
| six-spined engraver beetle |
Ips sexdentatus |
3 |
| slash pine |
Pinus elliottii |
3 |
| small fir bark beetle |
Cryphalus piceae |
1 |
| snout beetles or weevils |
|
1 |
| snow and ice damage (snow load) |
|
4 |
| southern pine beetle |
Dendroctonus frontalis |
11 |
| southern pine coneworm |
Dioryctria amatella |
2 |
| spittlebugs or froghoppers |
|
5 |
| spruce beetle |
Dendroctonus rufipennis |
7 |
| spruce budworm |
Choristoneura fumiferana |
1 |
| spruce spider mite |
Oligonychus ununguis |
1 |
| striped ambrosia beetle |
Trypodendron lineatum |
2 |
| Texas leafcutting ant |
Atta texana |
1 |
| timberman |
Acanthocinus aedilis |
1 |
| torrey pine |
Pinus torreyana |
1 |
| western juniper |
Juniperus occidentalis var. occidentalis |
1 |
| western pine beetle |
Dendroctonus brevicomis |
1 |
| western spruce budworm |
Choristoneura freemani |
1 |
| white spruce |
Picea glauca |
1 |
| wood decay and heart rots of hardwoods |
Fomes spp. |
1 |
| woodpeckers |
|
1 |
| Zimmerman pine moth |
Dioryctria zimmermani |
2 |
