How does Preen® Garden Weed Preventer Plus Plant Food work? Show Preen Garden Weed Preventer Plus Plant Food creates a barrier that inhibits weed seed growth. The barrier lasts up to 12 weeks. What is the active ingredient in Preen® Garden Weed Preventer Plus Plant Food? 1.47% Trifluralin (Treflan). What are the other ingredients in Preen® Garden Weed Preventer Plus Plant Food? Preen® Garden Weed Preventer Plus Plant Food also contains a carrier agent such as corn cob or attaclay, as well as fertilizer which will biodegrade over time. How long does Preen® Garden Weed Preventer Plus Plant Food stay in the soil? Approximately 8 – 12 weeks per application. The rate at which Preen® Garden Weed Preventer Plus Plant Food biodegrades will depend on rainfall, temperature, soil type, rain/moisture, sunlight and amount applied. What weeds does Preen® Garden Weed Preventer Plus Plant Food kill? None; Preen® Garden Weed Preventer Plus Plant Food helps to prevent its label listed weed seeds from germinating up to 12 weeks per application. It does not kill or inhibit existing weeds in any way. Why is the Preen® Garden Weed Preventer Plus Plant Food container not full? Preen® Garden Weed Preventer Plus Plant Food is packaged/sold by weight not by volume; if you weigh the container you will find that the weight is as stated or slightly higher. Do you have a guarantee on your products? Preen® Guarantee: To the extent consistent with applicable law, Lebanon Seaboard Corporation guarantees you will be satisfied with the performance of Preen® products when used as directed, or your money back. If not satisfied, describe the nature of your problem, and send with proof of purchase to: Lebanon Seaboard Corporation Bulbs, Flowers, Ground Covers & Ornamental GrassesAaronsbeard Hypericum calycinum African Lily Agapanthus africanus alyssum Lobularia maritima angel wing jasmine Jasminum nitidum arctotis Arctotis asparagus fern Asparagus densiflorus aster Aster baby's breath Gypsophila paniculata Balsam Beard tongue Penstemon Bee balm begonia Begonia bellflower Campanula Big Blue lily turf Liriope muscari blackeyed Susan Rudbeckia hirta Bleeding heart Bunge Calendula Calendula Calliopsis Cape weed Arctotheca calendula Carex (variegated) carnation Dianthus caryophyllus Carpet bugle Ceanothus Ceanothus Centaurea (Velvet) Chrysanthemum Chrysanthemum coneflower Echinacea purpurea coreopsis Coreopsis cosmos Cosmos crown vetch Coronilla varia Cypress (Squarrosa-moss) Chamaecyparis pisifera 'Squarrosa' dahlia Dahlia Daisy (African) Arctotis stoechadifolia Daisy (Painted) Daisy (Trailing African) daisy Leucanthemum X superbum day lily Hemerocallis Descampsia Dianthus Dianthus dusty miller Centaurea cineraria Fern (Japanese Painted) Fern (Tassel) Fescue (blue) Fescue (Floss flower) forget me not Myosotis fountain grass Pennisetum setaceum Four o'clock Mirabilis foxglove Digitalis gaillardia Gaillardia garden phlox Phlox gayfeather Liatris gazania Gazania germander Teucrium Geum Geum glads Gladiolus Golden glow Grass (beach) Grass (Dwarf Mondo) Grass (Eulalia) Grass (Mondo) Grass (Ribbon) Grass (Zoysia) Guara Hakonechloa (Golden) hardy geranium Geranium hollyhock Alcea rosea Hosta (Albo-marginata) hyacinth Hyacinthus Ice plant (Largeleaf) Ice plant (Trailing) Ice plant (White) Impatiens Impatiens Iris (Bulbous) Ivy (California) Ivy (Needlepoint) ivy Hedera helix Ivy Hedera helix ssp. canariensis Ixora Ixora jonquil Narcissus Lamb's ears lantana Lantana lavender Lavandula angustifolia Lily turf (Creeping) Liriope spicatum Lily turf (Green) Lily turf (Lilac beauty) Liriope muscari 'Lilac Beauty' Lily turf (Majestic) Liriope muscari 'Majestic' Lily turf (Silvery sunproof) Liriope muscari 'Silvery Sunproof' Lily turf (Variegated liriope) Lily turf (White) lobelia Lobelia lupine Lupinus marigold Dimorphotheca marigold Tagetes Mascarene grass Zoysia tenuifolia Morning glory Ipomoea Myoporum Myoporum nasturtium Tropaeolum pampas grass Cortaderia selloana periwinkle Vinca Peter Pan (Dwarf) Petunia Petunia Pincushion flower Chaenactis fremontii poppy Eschscholzia californica Portulaca Portulaca rockrose Cistus rosemary Rosmarinus officinalis Rudbeckia Rudbeckia Rupturewort Herniaria Russian sage Perovskia atriplicifolia salvia Salvia Silver mound Snapdragon snow in summer Cerastium tomentosum speedwell Veronica St. John's wort statice Limonium leptostachyum Stawberry (Beach) Fragaria chiloensis stoke's aster Stokesia laevis stonecrop Sedum sun flower Helianthus sundrop Oenothera macrocarpa sweet alyssum Alyssum sweet pea Lathyrus odoratus Sweet sultan sweet william Dianthus barbatus Thrift tulip Tulipa verbena Verbena Wire plant Wirevine (Creeping) Yarrow Achillea millefolium zinnia Zinnia ShrubsAbelia (Edward Goucher) Abelia x grandiflora 'Edward Goucher' Abelia Glossy Acacia (Abyssinica) Acacia abyssinica Acacia (Prostrate) Acacia redolens Acacia (Shoestring) Acacia stenophylla Andromeda (Japanese) Arborvitae (American) Arborvitae (Aureus nana-dwarf golden) Arborvitae (Emerald) Arborvitae (Globosa-globe) Arborvitae (Little giant-dwarf) Arborvitae (Minima glauca-dwarf) Arborvitae (Nigra-dark American) Thuja occidentalis Arborvitae (Pyramidalis-pyramid) Thuja occidentalis 'Pyramidalis' Arborvitae (Rheingold) Thuja occidentalis 'Rheingold' Arborvitae (Techny) Thuja occidentalis 'Techny' azalea Rhododendron Bamboo (Compacta-dwarf) Bamboo (Harbour dwarf-heavenly) Bamboo (Nana purpurea-heavenly) Bamboo (Nana-compacta-heavenly) Bamboo (Woods dwarf heavenly) Barberry (Atropurea-redleaf Japanese) Berberis thunbergii 'Atropurpurea' Barberry (Aurea-golden Japanese) Berberis thunbergii 'Aurea' Barberry (Crimson pygmy) Barberry (Mento) Barberry (Rose glow) Berberis thunbergii var. atropurpurea 'Rose Glow' Barberry (William Penn) Berberis x gladwynensis 'William Penn' barberry Berberis thunbergii barberry Mahonia repens bottlebrush Callistemon pallidus Bougainvillea (Barbara Karst) Bougainvillea 'Barbara Karst' Bougainvillea (California Gold) Bougainvillea 'California Gold' Bougainvillea (Pink pixie) Bougainvillea 'Pink Pixie' Bougainvillea (Scarlett O'Hara) Bougainvillea 'Scarlett O'Hara' Bougainvillea (Temple fire) Bougainvillea 'Temple Fire' Bougainvillea (Texas dawn) Bougainvillea 'Texas Dawn' Boxwood (Common) Buxus sempervirens Boxwood (Harlands) Buxus harlandii Boxwood (Japanese) Buxus microphylla japonica Boxwood (Korean) Buxus microphylla koreana boxwood Buxus microphylla Broom (Hollandia-warminster) Broom (Lena-Scotch) Cytisus scoparius 'Lena' Camellia (Japanese) camellia Camellia sasanqua Cassia (Feathery) century plant Agave americana Cherry (Dwarf pink flowering almond) Cleyera (Japanese) coton easter Cotoneaster horizontalis Cotoneaster (Himalayan) Cotoneaster (Praecox-early) Cotoneaster (Pyrenees) Cotoneaster (Zabel) cotoneaster Cotoneaster dammeri cotton easter Cotoneaster coyote bush Baccharis vanessae Coyotebush (Kosteri) Coyotebush (Nana-dwarf Japanese) Coyotebush (Torulosa) cranberry cotoneaster Cotoneaster apiculatus crepe myrtle Lagerstroemia indica Cypress (Filifera-thread) Daphne (Fragrant) Deutzia Dogwood (Baileyi red osier) Dogwood (Flaviramea-yellowtwig) Dogwood (Sibirica-Siberian) Cornus alba 'Sibirica' dogwood Cornus florida elaeagnus Elaeagnus Euonymus (Canadale) Euonymus (Emerald'n gold) Euonymus fortunei 'Emerald & Gold' Euonymus (Silver king) Euonymus (Spreading) Euonymus (Sunspot) Euonymus fortunei 'Sunspot' Euonymus (Variegated Evergreen) Euonymus (Wintercreeper) euonymus Euonymus alata euphorbia Euphorbia marginata firethorn Pyracantha forsythia Forsythia Gardenia (August beauty) Gardenia (Mystery) Gardenia (Radican) gardenia Gardenia Hawthorn (India) Heather (Cornish) Heather (Mediterranean pink) Heather (Purple bell) Heather (Spring torch scotch) Hibiscus (Ross Estey) Hibiscus rosa-sinensis 'Ross Estey' hibiscus Hibiscus hollies Ilex Honeysuckle honeysuckle Lonicera sempervirens honeysuckle Tecoma capensis hopseed bush Dodonaea viscosa Jasmine (Asian) jessamine Gelsemium sempervirens juniper Juniperus Laurel Laurel (American Cherry) laurel cherry Prunus caroliniana laurel Kalmia latifolia Leaf (Copper) Leaf (Lemon) Leucothoe (Coast) Leucothoe (Drooping) Lilac (Wild) lilac Syringa vulgaris lilac Syringa X chinensis lily of the valley Convallaria majalis Lily-of-the-Valley (Forest flame) Lily-of-the-Valley (Mountain fire) Lily-of-the-Valley (Snowdrift) Lily-of-the-Valley (Temple bells) Lily-of-the-Valley (Valley rose) Lily-of-the-Valley (Vally valentine) Mahonia (Leather leaf) maple (Amur) Acer ginnala Maple (Coral bark Japanese) Maple (Dwarf Japanese) Maple (Japanese) mock orange Philadelphus nandina Nandina domestica Oleander (Hardy red) Oleander (Ruby lace) Osmanthus (Fortunes) Palm (Chinese fountain) Palm (Christmas) palm (Pygmy date) Phoenix roebelenii palm (Sago) Cycas revoluta palm Areca photinia Photinia x fraseri Pine (Mugo-mugho) Pineapple guava Pittosporum (Green) Pittosporum (Japanese) Pittsosporum (Wheeler's dwarf) Plumbago Plumbago (Dwarf) potentilla Potentilla Privet Red cedar (Eastern) Rhaphiolepis (Charisma-Monruce) Rhaphiolepis (Enchantress-Moness) Rhaphiolepis (Roundleaf) Rhaphiolepis (Springtime-Monme) rhododendron Rhododendron Robira Rose (Ramanas) Rose of Sharon (Heart) Rose of Sharon (Red bird) Rose of Sharon (Woodbridge) Hibiscus syriacus 'Woodbridge' rose of Sharon Hibiscus syriacus rugosa Rosa sakaki Cleyera japonica Silverberry Skimmia (Japanese) Skimmia japonica Skimmia (Reeve's) Skimmia reevesiana Smoke Tree (Coral beauty) Smoke Tree (Royal purple) Cotinus coggygria 'Royal Purple' smoke tree Cotinus Spiraea (Anthony Waterer) Spiraea (Bridal wreath) Spiraea prunifolia Spiraea (Dolchia) Spiraea (False) Spiraea (Japanese alpine) Spiraea (Shirobana) Spiraea (Vanhoutte) Spurge (Japanese) Pachysandra terminalis Sumac (African) Summersweet Sweetgum (American) Sweetspire (Henry Garnet holly leaf) viburnum Viburnum wax myrtle Myrica cerifera weeping bottlebrush Callistemon viminalis weigela Weigela Woadwaxen Genista tinctoria Woodbine (Flowering) Woodbine (Serotina) Xylosma Xylosma Yew (Anglojap) Yew (Plum) Yew (Upright Japanese) Yewpine yucca Yucca TreesAmerican sycamore Platanus occidentalis ash (Shamel) Fraxinus uhdei ash (White) Fraxinus americana baldcypress Taxodium distichum birch (European white) Betula pendula birch (Paper) Betula papyrifera birch (River) Betula nigra Blackgum Nyssa sylvatica Bottle tree carrotwood Cupaniopsis anacardioides Cherry (Yoshino flowering) Coolibah tree cottonwood Populus deltoides cypress (Arizona) Cupressus arizonica Cypress (Filicoides-fernspray) Chamaecyparis obtusa 'Filicoides' Cypress (Gracilis-slender Hinoki) Chamaecyparis obtusa 'Gracilis' Cypress (Swara false) Dogwood Dogwood (Cloud nine) Cornus florida 'Cloud Nine' Douglas fir Pseudotsuga menziesii eastern cedar Juniperus virginiana eastern white pine Pinus strobus elm Ulmus parvifolia Eucalyptus (Mealy) eucalyptus (Red ironbark) Eucalyptus sideroxylon Eucalyptus (Redgum) Eucalyptus (Silver dollar) Eucalyptus cinerea Ficus (Mini) Fir Fir (Balsam) fir (White) Abies concolor florida anise-tree Illicium floridanum ginkgo Ginkgo biloba hawthorn Crataegus viridis hemlock (Eastern) Tsuga canadensis Honey locust (Shademaster) Gleditsia triacanthos inermis 'Shademaster' Honey locust Gleditsia triacanthos Korean dogwood Cornus kousa larch Larix kaempferi Linden loblolly pine Pinus taeda locust (Black) Robinia pseudoacacia magnolia Magnolia Mahogany Maple (Albus-flowering) Maple (Flame) Maple (Luteus-flowering) Abutilon 'Luteus' maple (Norway) Acer platanoides Maple (Red Sunset) maple (Red) Acer rubrum Maple (Roseus-flowering) Abutilon 'Roseus' maple (Silver) Acer saccharinum maple (Sugar) Acer saccharum Maple (Tangerine-flowering) Abutilon hybridum 'Tangerine' Maple (Vesuvius red-flowering) Abutilon hybridum 'Vesuvius Red' Mesquite (Chilean) Prosopis chilensis oak (Bear) Quercus ilicifolia oak (Pin) Quercus palustris Oak (Red) Quercus rubra oak (Scarlet) Quercus coccinea oak (Southern live) Quercus virginiana oak (Willow) Quercus phellos oak Quercus phellos Palm (Mexican fan) Washingtonia robusta palm (Parlor) Chamaedorea elegans palm (Queen) Syagrus romanzoffiana pine (Austrian) Pinus nigra Pine (Bosnian) pine (bristlecone) Pinus aristata pine (Canary Island) Pinus canariensis Pine (Columnar Scotch) Pinus sylvestris 'Fastigiata' Pine (Eldarica) Pine (Japanese black) Pinus thunbergiana pine (Loblolly Pinus radiata pine (Lodgepole) Pinus contorta var. contorta Pine (Pumillo-shrubby swiss mountain) pine (Red) Pinus resinosa pine (Shore) Pinus contorta planetree Platanus acerifolia Podocarpus redbud Cercis canadensis Russian olive Elaeagnus angustifolia Scotch pine Pinus sylvestris sequoia Sequoiadendron giganteum sourwood Oxydendrum arboreum Spruce (Colorado) Picea pungens Spruce (Dwarf Alberta) Picea glauca 'Conica' Spruce (Dwarf globe blue) Spruce (Glauca-Colorado blue) Picea pungens 'Glauca' Spruce (Hoopsii-Hoop's blue) Picea pungens 'Hoopsii' Spruce (Koster-Koster blue) Picea pungens 'Koster' spruce (Norway) Picea abies Spruce (Pendula-weeping Norway) Picea abies 'Pendula' Spruce (Repens-spreading Norway) Picea abies 'Repens' spruce (White) Picea glauca sycamore Platanus racemosa Tab (Yellow) toyon Heteromeles arbutifolia tuliptree Liriodendron tulipifera willow Salix Non-bearing Fruit & Nut Trees and Non-bearing VineyardsAlmond Prunus dulcis Apple apricot Prunus armeniaca Avocado Banana Blueberry Vaccinium Carob cherry Prunus avium cherry Prunus cerasus Crabapple crabapple Malus Currant Dewberry Elderberry Fig Filbert Gooseberry Grape (American) Grape (European) grapefruit Citrus paradisi kiwi Actinidia chinensis lemon Citrus limon loganberry Rubus loganobaccus macadamia Macadamia integrifolia nectarine Prunus persica var. nucipersica Olive (Black) olive Olea europaea orange Citrus sinensis peach Prunus persica pear Pyrus pecan Carya illinoinensis pistachio Pistacia vera plum Prunus pomegranate Punica granatum Prune raspberry Rubus raspberry Rubus glaucus tangelo Citrus X tangelo tangerine Citrus reticulata walnut Juglans nigra walnut Juglans regia White mulberry Morus alba Fruits, Vegetables & HerbsAsparagus Asparagus officinalis Broccoli Brassica oleracea var. botrytis Brussels sprouts Brassica oleracea var. gemmifera Cabbage Brassica oleracea Cantalope Cucumis melo Carrots Cauliflower Celery Apium Collard Cucumber Eggplant Solanum melongena Kale Lentils Lima beans Mustard greens Okra Abelmoschus esculentus Onions Peas (Black-eyed) Peas (Field) Peas (Green) Peppers Piperaceae Potatoes radish Raphanus sativus Snap beans Southern peas (Cow peas) Tomatoes Lycopersicon Turnip greens Watermelon Citrullus lanatus Do you put Preen under or over mulch?Sprinkle Preen on top of the mulch and integrate with a rake. Be sure to keep granules away from plant foliage. Immediately water this product into the mulch. Always wash or brush off stray granules from plant foliage to avoid damage or discoloration.
Is Preen weed preventer harmful to dogs?Preen Weed Preventer
This made our list because it actually prevents weeds and can be safely used around pets.
Which Preen is best?Which Preen is right for me?. Vegetable Garden. Best Option. Preen Natural Vegetable Garden Weed Preventer. ... . Foundation Bed. Best Option. Preen Garden Weed Preventer Plus Ant, Flea & Tick Control. ... . Flower Bed. Best Option. Preen Garden Weed Preventer. ... . Landscaped Bed. Best Option. ... . Best Option. Preen One Lawncare. ... . Flower Bed. Best Option.. |