Related by context. Frequent words. (Click for all words.) 57 softwoods 57 discolour 57 Spider mites 56 Powdery mildew 56 woody shrubs 56 Mulches 55 kiln drying 55 decomposers 55 sooty mold 54 wood 54 subterranean termites 54 Thrips 54 roof sheathing 53 Invasive plants 53 alkaline soils 53 sapwood 53 heartwood 53 cambium 53 spider mite 52 hickories 52 oak hickory 52 Overwatering 52 insect infestations 52 pine oak 52 oxidise 52 woody vegetation 52 spruce fir 52 insect infestation 51 carpenter ants 51 mildew resistant 51 organic mulches 51 mealy bugs 51 decaying vegetation 51 Calcium carbonate 51 mold mildew 51 Soil erosion 51 ornamental shrubs 51 corrosives 51 tannic acid 51 Viral infections 51 tree pollens 51 woody stems 51 discolor 51 maple oak 51 sawn wood 50 Dust mites 50 xylem 50 cankers 50 pest insects 50 termites 50 creosote buildup 50 impermeable surfaces 50 oak maple 50 roof overhangs 50 Ultraviolet radiation 50 Nematodes 50 hardwood timber 50 discolors 50 woody plants 50 webworms 50 cedar shakes 50 sphagnum moss 50 oak pine 50 humid climates 50 overgrowing 50 chemically resistant 50 carpenter bees 50 foxtails 50 Ponderosa pine 50 tent caterpillars 50 nonchemical 49 beetle infestations 49 Dampness 49 carbon sequestering 49 fossilize 49 Tannins 49 Lignin 49 elastic fibers 49 reed canary grass 49 Stink bugs 49 rancidity 49 soil salinity 49 Fertilizing 49 dentine 49 nutrient uptake 49 discolouring 49 Raised beds 49 mold fungi 49 fungal spores 49 deplete oxygen 49 fungi bacteria 49 herbicides pesticides 49 fermentable 49 aspergillus 49 nutrient deficiency 48 poison sumac 48 bagworms 48 Formosan termites 48 naturally occurring mineral 48 radiata pine 48 acidic soils