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 | |
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Abelmoschus esculentus (Okra) | More Info |
Acacia farnesiana (Sweet acacia, Mealy wattle) | More Info |
Acacia longifolia (Acacia, Sydney golden wattle) | More Info |
Agave americana (Century plant, Sisal) | More Info |
Aglaonema (Chinese evergreen) | More Info |
Agrostis capillaris (Colonial bentgrass) | More Info |
Allamanda cathartica (Yellow allamanda) | More Info |
Allamanda schottii (Purple allamanda) | More Info |
Allenrolfea occidentalis (Iodine bush, burrobush) | More Info |
Allium (Onion, garlic, leek, shallot) | More Info |
Aloe arborescens (Tree aloe) | More Info |
Amaranthus (Pigweeds, tumbleweeds, waterhemp) | More Info |
Amaranthus albus (Tumbleweed) | More Info |
Amaranthus blitoides (Mat amaranth) | More Info |
Amaranthus hybridus (Careless weed, Smooth 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 |
Amaranthus viridis (Slender amaranth) | More Info |
Ambrosia acanthicarpa (Flat-spine burr ragweed, false ragweed) | More Info |
Ambrosia artemisiifolia (Annual ragweed,common ragweed, short ragweed) | More Info |
Ambrosia confertiflora (Weak leaf, Burr ragweed, Slender ragweed) | More Info |
Ambrosia deltoidea (Triangle burr ragweed, Rabbit bush) | More Info |
Ambrosia dumosa (Desert ragweed, White burrobush) | More Info |
Ambrosia psilostachya (Perennial ragweed, Western ragweed ) | More Info |
Ambrosia trifida (Giant ragweed) | More Info |
Anthurium (Flamingo flower, anthurium) | More Info |
Artemisia tridentata (Big sagebrush, Giant sagebrush, Common sagebrush) | More Info |
Asclepias curassavica (Milkweed) | More Info |
Atriplex argentea (Silverscale) | More Info |
Atriplex canescens (Wingscale, Four wing saltbush) | More Info |
Atriplex confertifolia (Shadscale) | More Info |
Atriplex lentiformis (Lenscale, Quailbush) | More Info |
Atriplex rosea (Red scale, Tumbling orache) | More Info |
Avena fatua (Wild oat, Common Oat ) | More Info |
Avena sativa (Cultivated oat) | 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 |
Bouteloua gracilis (Blue grama) | More Info |
Brassica campestris (rapa) (Mustard) | More Info |
Bromus (Brome grasses) | More Info |
Bromus inermis (Smooth brome) | More Info |
Bromus secalinus (Rye brome, Cheat brome) | More Info |
Caladium bicolor (Caladium) | More Info |
Cannabis sativa (Western water hemp) | More Info |
Capsicum (Red peppers, Chili peppers, Hot peppers) | More Info |
Carex (Sedges) | More Info |
Celtis laevigata (Sugarberry, Hackberry) | More Info |
Chamaedorea (Parlor palm, Bamboo palm, Reed palm) | More Info |
Chenopodium album (Lamb's quarters) | More Info |
Chrysanthemum leucanthemum (Daisy, Ox-Eye) | More Info |
Chrysanthemum x morifolium (Florist's chrysanthemum) | More Info |
Clematis spp. and hybrids (Virgin's bower) | More Info |
Cleome spinosa (Spider flower) | More Info |
Codiaeum variegatum (Croton) | More Info |
Cupressus arizonica (Arizona cypress) | More Info |
Cupressus sempervirens (Italian cypress) | More Info |
Cymbidium (Cymbidium orchids) | More Info |
Cynodon dactylon (Bermudagrass) | More Info |
Cypripedium (Lady slipper orchids, Moccasin flower) | More Info |
Dactylis glomerata (Orchardgrass) | More Info |
Dianthus caryophyllus (Carnation) | More Info |
Dicoria canescens (Silver ragweed) | More Info |
Dieffenbachia spp. and hybrids (Dumb-cane) | More Info |
Digitaria (Crabgrass) | More Info |
Distichlis spicata (Coastal saltgrass) | More Info |
Epipremnum aureum (Pothos) | More Info |
Eucalyptus (Gum trees) | More Info |
Euphorbia (Spurges, Milk cacti) | More Info |
Euphorbia cyathophora (Painted leaf) | More Info |
Euphorbia fulgens (Scarlet plume) | More Info |
Euphorbia pulcherrima (Poinsettia) | More Info |
Festuca elatior (Meadow Fescue) | More Info |
Festuca rubra (Red fescue) | More Info |
Ficus benjamina (Weeping banyan, Weeping fig) | More Info |
Foeniculum vulgare (Fennel) | More Info |
Fraxinus velutina (Velvet ash, Arizona ash) | More Info |
Gaillardia pulchella (Blanket flower ) | More Info |
Gypsophila paniculata (Baby's breath) | 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 |
Hymenoclea salsola (White cheesebush, Burrobrush) | More Info |
Iva axillaris (Poverty Weed, Deer root) | More Info |
Iva xanthifolia (Prairie ragweed) | More Info |
Jasminum officinale (Jasmine) | More Info |
Jatropha (Coral plants, Physic nuts) | More Info |
Juniperus (Junipers, Red cedars) | More Info |
Juniperus californica (California juniper) | More Info |
Juniperus chinensis (Pfitzer (Juniper, Chinese)) | More Info |
Juniperus monosperma (One-seed juniper) | More Info |
Juniperus scopulorum (Rocky mountain juniper, Cedar) | More Info |
Koeleria macrantha (Hairgrass) | More Info |
Krasheninnikovia lanata (Winterfat) | More Info |
Lactuca sativa (Lettuce) | More Info |
Lactuca scariola (Prickly lettuce) | More Info |
Ligustrum vulgare (European privet) | More Info |
Lolium perenne (Perennial ryegrass) | More Info |
Lolium pratense (Meadow grass) | More Info |
Medicago sativa (Alfalfa, lucerne) | More Info |
Melilotus officinalis (Yellow sweet clover) | More Info |
Monstera deliciosa (Ceriman) | More Info |
Narcissus (Daffodils, Jonquils, Narcissus) | More Info |
Nerium oleander (Oleander) | More Info |
Nicotiana (Tobacco) | More Info |
Opuntia (Beavertail cactus, Tuna, Cholla, Prickly pear cactus) | More Info |
Ornithogalum (Chincherinchee, Star of Bethlehem) | More Info |
Parietaria judaica (Wall pellitory, Spreading pellitory) | More Info |
Parkinsonia florida (Palo Verde) | More Info |
Parthenium argentatum (Guayule) | More Info |
Parthenium hysterophorus (Santa Maria feverfew) | More Info |
Pascopyrum smithii (Western wheatgrass) | More Info |
Paspalum notatum (Bahiagrass) | More Info |
Pelargonium (Geraniums) | More Info |
Petroselinum crispum (Parsley) | 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 |
Phragmites australis (Common Reed) | More Info |
Pithecellobium dulce (Guaymochil, Monkey pod) | More Info |
Plantago lanceolata (English plantain) | More Info |
Plantago major (Common plantain) | More Info |
Platanus racemosa (Western sycamore, California sycamore) | More Info |
Poa compressa (Flat-stem bluegrass) | More Info |
Poa pratensis (Kentucky bluegrass, June grass) | More Info |
Polyscias (Ming aralias) | More Info |
Populus fremontii (Fremont's cottonwood) | More Info |
Populus tremuloides (Quaking aspen) | More Info |
Populus wislizenii (Cottonwood, Rio Grande) | More Info |
Primula malacoides (Fairy primrose) | More Info |
Primula obconica (Primrose) | More Info |
Prosopis glandulosa (Honey mesquite) | More Info |
Pteridum aquilinum (Bracken fern) | More Info |
Quercus agrifolia (Coastal live oak) | More Info |
Quercus chrysolepsis (Canyon live oak) | More Info |
Quercus virginiana (Live oak) | More Info |
Raphanus sativus (Radish) | More Info |
Rhoeo spathacea (Oyster plant, Moses-in-a-cradle) | More Info |
Ricinus communis (Castor bean) | More Info |
Rosmarinus officinalis (Rosemary) | More Info |
Rumex acetosella (Red sorrel, Common Sheep sorrel) | More Info |
Rumex crispus (Curly dock) | More Info |
Salicornia virginica (Pickleweed) | More Info |
Salix (Willows) | More Info |
Salix caroliniana (Coastal plain willow) | More Info |
Salix nigra (Black willow) | More Info |
Salsola kali (Russian thistle) | 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 |
Solidago canadensis (Canadian goldenrod) | More Info |
Solidago gigantea (Late goldenrod) | More Info |
Sorghum bicolor (Sorghum, Sudan grass (subsp, drummondii]) | More Info |
Spinacia oleracea (Spinach) | More Info |
Sporobolus cryptandrus (Sand dropseed) | More Info |
Stillingia sylvatica (Queen's delight) | More Info |
Streptocarpus (Cape primroses) | More Info |
Suaeda moquinii (Seablite, alkall) | 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 |
Taraxacum officinale (Common Dandelion) | 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 |
Tropaeolum majus (Nasturtium) | More Info |
Ulmus crassifolia (Cedar elm) | More Info |
Urtica dioica (Stinging nettle) | More Info |
Vinca (Periwinkle) | More Info |
Zantedeschia (Calla lilies) | More Info |
Zea mays (Corn, Maize) | More Info |