Non-Toxic Wood for Birds
The following materials are not safe if toxic chemicals or insecticides have been sprayed on them. Before installing them in any cage, scrub all branches with a non-toxic disinfectant, then rinse and dry well (preferably in the sun.)
The Non-Toxic and Toxic wood list is thanks to Mario D. Vaden: M. D. Vaden - Trees & Landcapes. His main site address for his landscape company is www.mdvaden.com
Tree Limbs non-toxic for birds:
ACACIA
APPLE -(Pesticide residue likely reason for periodic issues)
AILANTHUS - Tree of Heaven
ALDER - white alder - (See Dr. Vaden's site)
Alder / Buckthorn)
ALMOND
ARALIA - Fatsia japonica
ASH - Fraxinus
ASPEN - Populus
BAMBOO
BARBERRY- Berberis
BIRCH - see paragraph
BEECH - Fagus
BOIS D'ARC - horse apple tree
BOTTLE BRUSH
BUTTERFLY BUSH
CAMELLIA
CITRUS -(lime, kumquat, grapefruit, orange, lemon)
CORK - (not wood from cork oak, but cork)
CORN PLANTS
COTTONWOOD - Populus
CRABAPPLE - Malus
CRAPE MYRTLE - (not the same as myrtle)
DATE
DOGWOOD - Cornus
DOUGLAS FIR - Pseudotsuga
DRACAENA
ELM - Ulmus
ESCALLONIA
EUCALYPTUS
FIG
FIR - genus Abies
GINKGO
GRAPE VINES
GRAPE PALM
GUAVA
HACKBERRY
HAWTHORN - Crataegus
HIBISCUS
HICKORY
IRONWOOD - apparently toxic leaves
JADE PLANT
KALANCHOE
KUMQUAT
LARCH - Larix
LILAC - Syringa
MADRONA / MADRONE - Arbutus
MAGNOLIA
MAPLE - Acer - see Dr. Vaden's site
MANZANITA - Arctostaphylos
MESQUITE - remove sharp parts
MIMOSA
MOCK ORANGE - Phladelphus
MOUNTAIN ASH - Sorbus
MULBERRY - Morus
NANDINA -common name is heavenly bamboo
NECTARINE
NORFOLK ISLAND PINE - Araucaria
NUT TREES - exclude chestnut and oak
ORANGE - several sources lean toward safe
OREGON GRAPE - Mahonia
PALM
PAPAYA
PEACH
PEAR
PECAN
PINE - Pinus: see Dr. Vaden's site
PHOTINIA
PLUM
POPLAR - Populus
PUSSY WILLOW - Salix
RAPHIOLEPSIS - Indian Hawthorn
RIBBONWOOD
ROSE - Rosa
RUBBER PLANT - - Ficus elastica - see Dr. Vaden's site
RUSSIAN OLIVE
SASSAFRAS
SILK TREE
SPIRAEA
SPRUCE - Picea
STAGHORN SUMAC -(Rhus - not Toxicodendron - (see Dr. Vaden's site)
STRAWBERRY TREE -(Arbutus like Madrone)
SWEET GUM - Liquidambar
SYCAMORE
THURLOW
TREE FERN
VIBURNUM
VINE MAPLE - Acer
WEEPING WILLOW - Salix (GOAT, PUSSY & WEEPING)
WIEGELA
YUCCA
http://www.parrot-and-conure-world.com/non-toxic-for-birds.html