Betrock's
Allergenica
The following is a collective list of Allergenic plants, by zone, with supporting information. Click on the map above or on a link below to view plants specific to that zone.
| Plant Name | |
|---|---|
| Abelmoschus esculentus (Okra) | More Info |
| Acacia baileyana (Golden acacia, Cootamundra wattle) | More Info |
| Acacia dealbata (Mimosa, Silver wattle) | More Info |
| Acacia longifolia (Acacia, Sydney golden wattle) | More Info |
| Acer negundo (Box elder, Ash leaf maple) | More Info |
| Aconitum napellus (Monk's hood) | More Info |
| Agave americana (Century plant, Sisal) | More Info |
| Aglaonema (Chinese evergreen) | More Info |
| Agrostis capillaris (Colonial bentgrass) | More Info |
| Agrostis gigantea (Black bentgrass) | More Info |
| Agrostis stolonifera (Redtop, creeping bentgrass) | More Info |
| Ailanthus altissima (Tree-of-heaven) | More Info |
| Albizia julibrissin (Mimosa, Silk tree ) | More Info |
| Albizia lebbek (Woman's tongue) | More Info |
| Alcea rosea (Hollyhock) | More Info |
| Allamanda cathartica (Yellow allamanda) | More Info |
| Allium (Onion, garlic, leek, shallot) | More Info |
| Alnus rhombifolia (White alder) | More Info |
| Alnus rubra (Red alder) | More Info |
| Alocasia macrorrhiza (Giant elephant ear, taro) | More Info |
| Alocasia odora (Giant elephant ear, taro) | More Info |
| Aloe arborescens (Tree aloe) | More Info |
| Alopecurus pratensis (Field meadow foxtail) | More Info |
| Alstroemeria ligtu (Inca lily, Parrot flower) | More Info |
| Amaranthus (Pigweeds, tumbleweeds, waterhemp) | More Info |
| Amaranthus albus (Tumbleweed) | More Info |
| Amaranthus blitoides (Mat amaranth) | More Info |
| Amaranthus palmeri (Palmer's amaranth) | More Info |
| Amaranthus retroflexus (Pigweed, Redroot/Rough amaranth) | More Info |
| Amaranthus rudis (Tall amaranth, western waterhemp) | More Info |
| Ambrosia ambrosioides (Ambrosia leaf, Burr ragweed, Canyon ragweed) | More Info |
| Ambrosia artemisiifolia (Annual ragweed,common ragweed, short ragweed) | More Info |
| Ambrosia psilostachya (Perennial ragweed, Western ragweed ) | More Info |
| Andropogon virginicus (Virginia beardgrass, Broom sedge) | More Info |
| Anthoxanthum odoratum (Large sweet vernalgrass) | More Info |
| Anthurium (Flamingo flower, anthurium) | More Info |
| Apium graveolens (Celery) | More Info |
| Argemone mexicana (Mexican poppy) | More Info |
| Arrhenatherum elatius (Tall oatgrass) | More Info |
| Artemisia californica (Coastal sagebrush) | More Info |
| Artemisia campestris (Sagewort, wormwood) | More Info |
| Artemisia ludoviciana (White sage) | More Info |
| Artemisia pycnocephala (Sanddune sagebrush) | More Info |
| Artemisia tridentata (Big sagebrush, Giant sagebrush, Common sagebrush) | More Info |
| Artemisia vulgaris (Mugwort, Common Wormwood) | More Info |
| Asparagus officinalis (Asparagus) | More Info |
| Atriplex patula (Halberd leaf orache, Common Orache) | More Info |
| Atriplex polycarpa (Allscale, Cattle spinach) | More Info |
| Atriplex watsonii (Coast saltbush) | More Info |
| Atropa belladonna (Belladonna) | More Info |
| Avena fatua (Wild oat, Common Oat ) | More Info |
| Avena sativa (Cultivated oat) | More Info |
| Baccharis halimifolia (Consumption weed, Sea-myrtle, Groundseltree) | More Info |
| Baccharis salicifolia (Mule's fat) | More Info |
| Bassia hyssopifolia (Smotherweed (Bassia)) | More Info |
| Bassia scoparia (Burning bush, firebush) | More Info |
| Begonia spp, (Begonias) | More Info |
| Beta vulgaris (Sugar beet, Sea beet) | More Info |
| Betula occidentalis (Water birch) | More Info |
| Bouteloua gracilis (Blue grama) | More Info |
| Brassica (Mustard, Cabbage (inc. brocolli, Brussels sprouts, cauliflower), Rape) | More Info |
| Brassica campestris (rapa) (Mustard) | More Info |
| Bromus secalinus (Rye brome, Cheat brome) | More Info |
| Buxus sempervirens (Boxwood) | More Info |
| Caladium bicolor (Caladium) | More Info |
| Calophyllum inophyllum (Mast wood) | More Info |
| Campanula (Canterbury bells, campanula, bluebells, harebells) | More Info |
| Campsis radicans (Trumpet vine) | More Info |
| Cannabis sativa (Western water hemp) | More Info |
| Capsicum (Red peppers, Chili peppers, Hot peppers) | More Info |
| Carex (Sedges) | More Info |
| Caryota (Fishtail palm) | More Info |
| Cedrus deodara (Deodar cedar) | More Info |
| Celtis australis (Southern nettletree, Mediterranean hackberry) | More Info |
| Celtis laevigata (Sugarberry, Hackberry) | More Info |
| Centaurea maculosa (Knapweed) | More Info |
| Ceratonia siliqua (Carob (algarroba), St. John's bread) | More Info |
| Chamaecyparis lawsoniana (Port Orford cedar, Lawson's cypress) | More Info |
| Chamaecyparis nootkatensis (Alaska cedar) | More Info |
| Chamaecyparis obtusa (Hinoki white cypress) | More Info |
| Chamaedorea (Parlor palm, Bamboo palm, Reed palm) | More Info |
| Chamaenerion angustifolium (Fireweed) | More Info |
| Chenopodium album (Lamb's quarters) | More Info |
| Chenopodium ambrosioides (Mexican tea) | More Info |
| Chenopodium berlandieri (Pit seed goosefoot) | More Info |
| Chrysanthemum (Chrysanthemum, Crown daisy, Corn marigold) | More Info |
| Chrysanthemum leucanthemum (Daisy, Ox-Eye) | More Info |
| Chrysanthemum x morifolium (Florist's chrysanthemum) | More Info |
| Chrysothamnus viscidiflorus (Douglas rabbitbush, Green rabbitbrush) | More Info |
| Cichorium intybus (Chicory) | More Info |
| Citrus (Citrus trees (orange, lemon, lime, grapefruit, etc.)) | More Info |
| Clematis spp. and hybrids (Virgin's bower) | More Info |
| Cleome spinosa (Spider flower) | More Info |
| Codiaeum variegatum (Croton) | More Info |
| Corylus cornuta (Beaked hazelnut) | More Info |
| Cosmos bipinnatus (Garden cosmos) | More Info |
| Cryptostegia madagascariensis (Madagascar rubbervine, Purple allamanda) | More Info |
| Cupressus macrocarpa (Monterey cypress) | More Info |
| Cupressus sempervirens (Italian cypress) | More Info |
| Cycas (Sago palms) | More Info |
| Cymbidium (Cymbidium orchids) | More Info |
| Cynodon dactylon (Bermudagrass) | More Info |
| Cyperus (Sedges, papyrus) | More Info |
| Cyperus esculentus (Yellow nut sedge, chufa) | More Info |
| Cytisus scoparius (Scotch broom) | More Info |
| Dactylis glomerata (Orchardgrass) | More Info |
| Daphne (Daphne) | More Info |
| Datura metel (Thorn apple, Datura) | More Info |
| Datura stramonium (Jimson weed, Thorn apple, Datura) | More Info |
| Delphinium (Larkspur, Staggerweed) | More Info |
| Dianthus caryophyllus (Carnation) | More Info |
| Dicoria canescens (Silver ragweed) | More Info |
| Dictamnus albus (Gas plant, Dittany, Burning bush) | More Info |
| Dieffenbachia spp. and hybrids (Dumb-cane) | More Info |
| Digitaria (Crabgrass) | More Info |
| Distichlis spicata (Coastal saltgrass) | More Info |
| Elymus repens (Quack grass, Couch grass) | More Info |
| Epipremnum aureum (Pothos) | More Info |
| Eucalyptus globulus (Tasmanian blue gum) | More Info |
| Euphorbia (Spurges, Milk cacti) | More Info |
| Euphorbia fulgens (Scarlet plume) | More Info |
| Euphorbia heterophylla (Painted leaf) | More Info |
| Euphorbia milii (Crown-of-thorns) | More Info |
| Euphorbia pulcherrima (Poinsettia) | More Info |
| Fagopyrum esculentum (Buckwheat) | More Info |
| Festuca elatior (Meadow Fescue) | More Info |
| Festuca rubra (Red fescue) | More Info |
| Ficus benjamina (Weeping banyan, Weeping fig) | More Info |
| Ficus carica (Edible fig) | More Info |
| Ficus pumila (Creeping fig) | More Info |
| Foeniculum vulgare (Fennel) | More Info |
| Fraxinus latifolia (Oregon ash) | More Info |
| Gaussia (Maya palm, Llume palm, Gaussia, Opsiandra) | More Info |
| Ginkgo biloba (Maidenhair tree) | More Info |
| Grevillea robusta (Silk oak) | More Info |
| Gypsophila paniculata (Baby's breath) | More Info |
| Hedera canariensis (Algerian ivy) | More Info |
| Hedera helix (English ivy) | More Info |
| Helenium autumnale (Sneezeweed) | More Info |
| Helianthus annuus (Common Sunflower) | More Info |
| Hippeastrum spp. and hybrids (Amaryllis) | More Info |
| Hordeum vulgare (Common Barley) | More Info |
| Humulus lupulus (Common Hop) | More Info |
| Hyacinthus orientalis (Hyacinth) | More Info |
| Hydrangea macrophylla (Hydrangea) | More Info |
| Hyophorbe lagenicaulis (Bottle palm) | More Info |
| Hyophorbe verschaffeltii ( Spindle palm) | More Info |
| Ipomoea alba (Moonflower, Moon vine) | More Info |
| Iris (Flag, Iris) | More Info |
| Iva axillaris (Poverty Weed, Deer root) | More Info |
| Jasminum officinale (Jasmine) | More Info |
| Juglans californica (California black walnut, Southern California walnut) | More Info |
| Juglans hindsii (Hind's walnut, California black walnut) | More Info |
| Juglans regia (English walnut) | More Info |
| Juniperus (Junipers, Red cedars) | More Info |
| Juniperus californica (California juniper) | More Info |
| Juniperus chinensis (Pfitzer (Juniper, Chinese)) | More Info |
| Juniperus communis (Common Juniper) | More Info |
| Koeleria macrantha (Hairgrass) | More Info |
| Krasheninnikovia lanata (Winterfat) | More Info |
| Lactuca sativa (Lettuce) | More Info |
| Lactuca scariola (Prickly lettuce) | More Info |
| Lantana camara (Lantana, Wild sage) | More Info |
| Leymus cinereus (Giant wild ryegrass, ) | More Info |
| Leymus condensatus (Giant lyme grass) | More Info |
| Leymus triticoides (Rye, wild ( alkali)) | More Info |
| Liatris (Blazing star, Gay feather) | More Info |
| Liquidambar styraciflua (Sweet gum) | More Info |
| Lolium perenne (Perennial ryegrass) | More Info |
| Lolium pratense (Meadow grass) | More Info |
| Lycopodium clavatum (Running club moss) | More Info |
| Mansoa alliacea (Garlic vine) | More Info |
| Medicago sativa (Alfalfa, lucerne) | More Info |
| Melilotus officinalis (Yellow sweet clover) | More Info |
| Mentha (Mint, Peppermint, Spearmint, Pennyroyal, Horsemint) | More Info |
| Monstera deliciosa (Ceriman) | More Info |
| Morus alba (White mulberry) | More Info |
| Morus rubra (Red mulberry) | More Info |
| Narcissus (Daffodils, Jonquils, Narcissus) | More Info |
| Nerium oleander (Oleander) | More Info |
| Nicotiana (Tobacco) | More Info |
| Olea europea (European olive) | More Info |
| Opuntia (Beavertail cactus, Tuna, Cholla, Prickly pear cactus) | More Info |
| Ornithogalum (Chincherinchee, Star of Bethlehem) | More Info |
| Oryza sativa (Cultivated rice) | More Info |
| Papaver (Poppies) | More Info |
| Paphiopedilum haynaldianum (Lady slipper orchid) | More Info |
| Parietaria judaica (Wall pellitory, Spreading pellitory) | More Info |
| Parkinsonia florida (Palo Verde) | More Info |
| Paspalum notatum (Bahiagrass) | More Info |
| Pastinaca sativum (Wild parsnip) | More Info |
| Pedilanthus tithymaloides (Jacob's ladder, Redbird cactus) | More Info |
| Pelargonium (Geraniums) | More Info |
| Petroselinum crispum (Parsley) | More Info |
| Phacelia (Scorpion weeds) | More Info |
| Phalaris arundinacea (Reed Canarygrass ) | More Info |
| Phalaris canariensis (Common Canarygrass) | More Info |
| Philodendron (Philodendron) | More Info |
| Philodendron scandens (Heartleaf philodendron) | More Info |
| Phleum pratense (Common Timothy) | More Info |
| Phoenix (Date palms) | More Info |
| Phoenix dactylifera (Date palm) | More Info |
| Phragmites australis (Common Reed) | More Info |
| Picea sitchensis (Sitka spruce) | More Info |
| Pinus (Pine trees) | More Info |
| Pinus contorta (Lodgepole pine) | More Info |
| Pinus edulis (Two needle pinyon) | More Info |
| Pinus lambertiana (Sugar pine) | More Info |
| Pinus monticola (Western white pine) | More Info |
| Pinus ponderosa (Ponderosa pine) | More Info |
| Pinus radiata (Monterey pine) | More Info |
| Pinus sabiniana (Digger pine) | More Info |
| Plantago lanceolata (English plantain) | More Info |
| Plantago major (Common plantain) | More Info |
| Platanus racemosa (Western sycamore, California sycamore) | More Info |
| Plumbago auriculata (Leadwort, Cape plumbago) | More Info |
| Plumeria (Frangipani) | More Info |
| Poa compressa (Flat-stem bluegrass) | More Info |
| Poa pratensis (Kentucky bluegrass, June grass) | More Info |
| Poa secunda (Sandberg's bluegrass) | More Info |
| Polygonum (Knotweeds, Smartweeds) | More Info |
| Polyscias (Ming aralias) | More Info |
| Populus (Poplars, Cottonwoods, Aspen) | More Info |
| Populus balsamifera (Balsam poplar) | More Info |
| Populus fremontii (Fremont's cottonwood) | More Info |
| Populus nigra 'Italica' (Lombardy poplar, Black poplar) | More Info |
| Populus tremuloides (Quaking aspen) | More Info |
| Primula malacoides (Fairy primrose) | More Info |
| Primula obconica (Primrose) | More Info |
| Prosopis glandulosa (Honey mesquite) | More Info |
| Prunus armeniaca (Apricot) | More Info |
| Prunus cerasus (Sour cherry) | More Info |
| Prunus domestica (Plum (prune), European plum) | More Info |
| Prunus dulcis (Sweet almond) | More Info |
| Prunus persica (Peach) | More Info |
| Pseudogynoxys chenopodioides (Mexican flame vine) | More Info |
| Pteridum aquilinum (Bracken fern) | More Info |
| Ptychosperma ( Macarthur palm, Ptychosperma, Solitaire) | More Info |
| Pyrus communis (Common Pear) | More Info |
| Quercus agrifolia (Coastal live oak) | More Info |
| Quercus dumosa (Coastal sage scrub oak) | More Info |
| Quercus engelmannii (Engelmann's oak) | More Info |
| Quercus garryana (Garry oak, Oregon white oak) | More Info |
| Quercus kelloggii (California black oak) | More Info |
| Quercus lobata (Valley oak) | More Info |
| Quercus wislizeni (Interior live oak) | More Info |
| Ranunculus (Buttercups, Crowfoots) | More Info |
| Raphanus sativus (Radish) | More Info |
| Rhoeo spathacea (Oyster plant, Moses-in-a-cradle) | More Info |
| Rhus (Sumacs) | More Info |
| Ricinus communis (Castor bean) | More Info |
| Rosa (Rose) | More Info |
| Rosmarinus officinalis (Rosemary) | More Info |
| Rumex acetosella (Red sorrel, Common Sheep sorrel) | More Info |
| Rumex crispus (Curly dock) | More Info |
| Rumex obtusifolius (Bitter dock) | More Info |
| Ruta graveolens (Rue) | More Info |
| Salicornia virginica (Pickleweed) | More Info |
| Salix (Willows) | More Info |
| Salix laevigata (Red willow, Polished willow) | More Info |
| Salix lasiolepis (Arroyo willow) | More Info |
| Sambucus nigra (Elderberry) | More Info |
| Sarcobatus vermiculatus (Greasewood) | More Info |
| Schefflera actinophylla (Umbrella tree) | More Info |
| Schinus molle (Pepper Tree) | More Info |
| Schinus terebinthifolius (Brazilian peppertree, Florida holly) | More Info |
| Scirpus (Bulrushes) | More Info |
| Secale cereale (Cultivated Rye) | More Info |
| Senecio (Groundsels) | More Info |
| Sequoia sempervirens (Redwood) | More Info |
| Shepherdia argentea (Silver buffalo berry) | More Info |
| Solidago (Goldenrods) | More Info |
| Solidago canadensis (Canadian goldenrod) | More Info |
| Solidago gigantea (Late goldenrod) | More Info |
| Solidago multiradiata (Goldenrod) | More Info |
| Sorghum bicolor (Sorghum, Sudan grass (subsp, drummondii]) | More Info |
| Sorghum halepense (Johnsongrass) | More Info |
| Sparmannia africana (Indoor linden, African hemp) | More Info |
| Spinacia oleracea (Spinach) | More Info |
| Sporobolus cryptandrus (Sand dropseed) | More Info |
| Streptocarpus (Cape primroses) | More Info |
| Suaeda californica (California Seablite, Broom seepweed) | More Info |
| Suaeda moquinii (Seablite, alkall) | More Info |
| Syagrus romanzoffiana (Queen palm, Cocos plumosa) | More Info |
| Syngonium podophyllum (Nephthytis) | More Info |
| Tagetes patula (French marigold) | More Info |
| Tamarix aphylla (Athel tamarisk) | More Info |
| Tamarix gallica (Salt cedar, French tamarisk) | More Info |
| Tanecetum vulgare (Common Tansy) | More Info |
| Taraxacum officinale (Common Dandelion) | More Info |
| Thevetia peruviana (Yellow oleander) | More Info |
| Thuja occidentalis (White cedar, Eastern arborvitae) | More Info |
| Thuja plicata (Western cedar, Western arborvitae) | More Info |
| Thymus vulgaris (Thyme) | More Info |
| Tradecantia pallida (Purple queen, Purple heart) | More Info |
| Trifolium pratense (Red clover) | More Info |
| Trifolium repens (White clover) | More Info |
| Triticum aestivum (Cultivated bread wheat) | More Info |
| Tropaeolum majus (Nasturtium) | More Info |
| Tsuga heterophylla (Western hemlock) | More Info |
| Tsuga mertensiana (Mountain hemlock) | More Info |
| Tulipa (Tulips) | More Info |
| Ulmus pumila (Siberian elm) | More Info |
| Urtica dioica (Stinging nettle) | More Info |
| Vinca (Periwinkle) | More Info |
| Xanthium strumarium (Cockleburs) | More Info |
| Zantedeschia (Calla lilies) | More Info |
| Zea mays (Corn, Maize) | More Info |
