Plant Check help
Check if your garden plant is compatible with this Preen product.

Compatible Plants

Plant nameSpecial application notes
Abelia (Edward Goucher)
Acacia (Abyssinica)
Acacia (Prostrate)
Acacia (Shoestring)
AlmondNon-bearing nut tree
Almond (Dwarf pink flowering)
Amaryllis
Amaryllis
American sycamore
Platanus occidentalis
Amur maple
Acer ginnala
Angel's hair
angelwing jasmine
Jasminum nitidum
apple
Malus
Non-bearing fruit tree
apricot
Prunus armeniaca
Non-bearing fruit tree
Aptenia (Red apple)
Aralia (Japanese)
Arborvitae (Aureus nana-dwarf golden)
Arborvitae (Emerald)
Arborvitae (Globosa-globe)
Arborvitae (Little giant-dwarf)
Arborvitae (Minima glauca-dwarf)
Arborvitae (Nigra-dark American)
Arborvitae (Pyramidalis-pyramid)
Arborvitae (Rheingold)
Arborvitae (Techny)
Arborvitae (Woodwardii)
Arizona cypress
Cupressus arizonica
asparagus fern
Asparagus densiflorus
Aster (China)
Callistephus chinensis
Aster (New England)
Symphyotrichum novae-angliae
Aster (New York)
Symphyotrichum novi-belgii
Astilbe (Deutschland)
AvocadoNon-bearing fruit tree
azaleas
Rhododendron
azaleas
Rhododendron
Azaleas (Blue Danube)
Azaleas (Carror)
Azaleas (Corral bells)
Azaleas (Fashion)
Azaleas (Flame)
Azaleas (Formosa)
Azaleas (Gerard Christina)
Azaleas (Gerard Roberta)
Azaleas (Golden flare exbury)
Azaleas (Golden flare)
Azaleas (Gumbo pink)
Azaleas (Helmut vogel)
Azaleas (Hershey red)
Azaleas (Higasa)
Azaleas (Hino crimson)
Azaleas (Hino pink)
Azaleas (Hot shot)
Azaleas (Hume)
Azaleas (Inga)
Azaleas (Irene koster)
Azaleas (Klondike)
Azaleas (Mildred)
Azaleas (President Clay)
Azaleas (Reijn)
Azaleas (Snow)
Azaleas (Tradition)
Azaleas (Waucabusa)
Bamboo (compacta-dwarf heavenly)
Bamboo (Harbour dwarf-heavenly)
Bamboo (Nana-compacta-heavenly)
Bamboo (Nana-purpurea-heavenly)
Bamboo (Woods dwarf heavenly)
Banana
Banana (Red Abyssinian)
barberry
Berberis
Barberry (Atropurea-redleaf Japanese)
Barberry (Aurea-golden Japanese)
Barberry (Cherry bomb)
Barberry (Crimson pygmy)
Barberry (Mento)
Barberry (Rose glow)
Barberry (William Penn)
Berberis × gladwynensis 'William Penn'
bear oak
Quercus ilicifolia
Bee balm
Begonia (Heartleaf)
Begonia (White ambassador)
Bidens (Peter's gold)
big blue lilyturf
Liriope muscari
black walnut
Juglans nigra
Non-bearing nut tree
blackberry
Rubus
Non-bearing fruit plant
blackeyed Susan
Rudbeckia hirta
Blanket flower
Bluebeard (Dark knight)
BlueberryNon-bearing fruit plant
Bottle tree
Bottlebrush (Lemon)
Bottlebrush (Weeping)
bougainvillea
Bougainvillea
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)
Boxwood (Green velvet)
Boxwood (Japanese)
Boxwood (Korean)
BoysonberryNon-bearing fruit plant
bristlecone pine
Pinus aristata
Broom (Hollandia-Scotch)
Broom (Hollandia-warminster)
Broom (Lena-Scotch)
Brush cherry (Dwarf)
Busy lizzie
California privet
Ligustrum ovalifolium
California sycamore
Platanus racemosa
Camellia
Camellia
canada hemlock
Tsuga canadensis
Canary Island pine
Pinus canariensis
Cape weed
Arctotheca calendula
Carex (variegated)
Carob
Carolina jessamine
Gelsemium sempervirens
carrotwood
Cupaniopsis anacardioides
Cassia (Feathery)
catawba rhododendron
Rhododendron catawbiense
centuryplant
Agave americana
Cherry (Yoshino flowering)
Chinese elm
Ulmus parvifolia
Chrysanthemum
cinquefoil
Potentilla
Cinquefoil (Gold drop)
Cinquefoil (Goldfinger)
Cinquefoil (Red ace)
Cinquefoil (Spring)
Potentilla neumanniana
Cinquefoil (Sunset)
Cinquefoil (Tangerine)
Clematis (blue bells)
Cleyera (Japanese)
common lilac
Syringa vulgaris
Coolibah tree
coreopsis (Threadleaf)
Corral bells
cotoneaster
Cotoneaster
Cotoneaster (Bearberry)
Cotoneaster (Himalayan)
Cotoneaster (Praecox-early)
Cotoneaster (Pyrenees)
Cotoneaster (Rock)
cottonwood
Populus deltoides
Coyote bush
Cranberry bush
cranberry cotoneaster
Cotoneaster apiculatus
Cranesbill
crapemyrtle
Lagerstroemia indica
Creeper (Virginia)
creeping juniper
Juniperus horizontalis
creeping mahonia
Mahonia repens
Cryptomeria (Japanese)
CurrantNon-bearing fruit plant
Cypress (Emerald island leyland)
Cypress (Filicoides-fernspray)
Cypress (Filifera-thread)
Cypress (Gracillis-slender Hinoki)
Cypress (Kosteri)
Cypress (Nana-dwarf Hinoki)
Cypress (Squarrosa minima)
Cypress (Squarrosa-moss)
Cypress (Swara false)
Cypress (Torulosa)
daffodil
Narcissus
Dahlia (Dwarf Wendy Pink)
Daisy (Angelita)
Daisy (Freeway)
Daisy (Gold Coin)
Daisy (paris)
Daisy (Swan River New Amethyst)
Daphne (Fragrant)
daylily
Hemerocallis
Descampsia
Deutzia
Deutzia (Nakiana-dwarf)
DewberryNon-bearing fruit plant
Dianthus (Crimson treasure cheddar pink)
Dogwood
Dogwood (Baileyi red osier)
Dogwood (Baileyi)
Dogwood (Cloud nine)
Dogwood (Flaviramea)
Dogwood (Flaviramea-yellowtwig)
Dogwood (Sibirica-Siberian)
Dusty miller
Centaurea cineraria
eastern redbud
Cercis canadensis
eastern red-cedar
Juniperus virginiana
eastern white pine
Pinus strobus
eastern white pine
Pinus strobus
ElderberryNon-bearing fruit plant
English ivy
Hedera helix
English lavender
Lavandula angustifolia
English walnut
Juglans regia
Non-bearing nut tree
Eucalyptus
Eucalyptus (Mealy)
Eucalyptus (Redgum)
Eucalyptus (Silver dollar)
Euonymus (Canadale gold)
Euonymus (Challipo)
Euonymus (Emerald'n gold)
Euonymus (Gold Spot)
Euonymus (Silver king)
Euonymus (Spreading)
Euonymus (Sunspot)
Euonymus (Variegated Evergreen)
Eurypos (Dwarf)
Fern
Fern (Japanese Painted)
Fern (Tassel)
Fescue (blue)
Ficus
Ficus (Mini)
FigNon-bearing fruit tree
FilbertNon-bearing fruit plant
Fir (Balsam)
florida anise-tree
Illicium floridanum
flowering dogwood
Cornus florida
forsythia
Forsythia
Forsythia (Border)
Forsythia (Spring Glory)
Fringe flower
Fuschia (Santa Claus)
gardenia
Gardenia
Gardenia (August beauty)
Gardenia (Mystery)
Gardenia (Radican)
Garlic (society)
Gayfeather
Liatris
gazania
Gazania
geranium
Geranium
Geranium (ivy)
Geranium (zonal)
Pelargonium hortorum
giant sequoia
Sequoiadendron giganteum
gladiolus
Gladiolus
More than 1" diameter
glossy abelia
Abelia grandiflora
glossy privet
Ligustrum lucidum
GooseberryNon-bearing fruit plant
Gracilis (Slender)
Grape (American)Non-bearing fruit plant
Grape (European)Non-bearing fruit plant
grapefruit
Citrus paradisi
Non-bearing fruit tree
Grass (beach)
Grass (crimson fountain)
Pennisetum setaceum
Grass (Dwarf Mondo)
Grass (Dwarf Umbrella)
Grass (Eulalia)
Grass (Fountain)
Grass (Mondo)
Grass (Ribbon)
green hawthorn
Crataegus viridis
Guara
Hakonechloa (Golden)
Heather (Cornish)
Heather (false)
Cuphea hyssopifolia
Heather (Mediterranean pink)
Heather (Mexican)
Heather (Purple bell)
Heather (Spring torch scotch)
heavenly bamboo
Nandina domestica
hibiscus
Hibiscus
Hibiscus (Ross Estey)
holly
Ilex
Holly (Balkans)
Holly (Blue boy)
Holly (Blue girl)
Holly (Burford)
Holly (China boy)
Holly (China girl)
Holly (Compacta-compact inkberry)
Holly (Compacta-dwarf Japanese)
Holly (Convexa)
Holly (Dwarf Burford)
Holly (Dwarf Chinese)
Holly (Ebony magic)
Holly (Gold coast)
Holly (Green luster)
Holly (Helleri-heller's Japanese)
Holly (Hetzii's Japanese)
Holly (Nana-dwarf yaupon)
Holly (Needle point)
Holly (Nordica-inkberry)
Holly (Pendula-weeping yaupon)
Holly (San Jose)
Holly (Savannah)
Holly (Stokesii Japanese)
Holly (Yaupon)
Honeysuckle
Honeysuckle (Cape)
Tecoma capensis
Honeysuckle (Japanese)
Lonicera japonica
Honeysuckle (Winter)
hopseed bush
Dodonaea viscosa
Horsetail (dwarf)
Hosta (Albo-marginata)
Hyacinth
Hyacinthus
Ice plant (Largeleaf)
Ice Plant (Trailing rosea)
Ice plant (Trailing)
Ice plant (White)
Iris (African)
Iris (Blue Siberian)
Iris (Bulbous)
Iris (Yellow dwarf bearded)
Italian cypress
Cupressus sempervirens
Ivy (Algerian)
Ixora
Ixora
Japanese black pine
Pinus thunbergiana
Japanese privet
Ligustrum japonicum
Jasmine (Asian)
juniper
Juniperus
Juniper (Andora)
Juniper (Bar harbor)
Juniper (Blue star)
Juniper (blue)
Juniper (Broadmoor)
Juniper (Dwarf Andora)
Juniper (Emerald green)
Juniper (Emerald sea shore)
Juniper (Foemina-hicks)
Juniper (Hollywood)
Juniper (Huntington)
Juniper (Media-old gold juniper)
Juniper (Nana-dwarf blue Japanese garden)
Juniper (Parsonii)
Juniper (Pfitzer)
Juniper (Pfitzeriana glauca-blue)
Juniper (Plumosa-andora)
Juniper (Prostrata)
Juniper (Savin)
Juniper (Seagreen)
Juniper (Shore)
Juniperus conferta
Juniper (Tamariscifolia-tam)
Juniper (Torulosa-hollywood)
Juniper (Wiltonii-blue carpet)
kiwi
Actinidia chinensis
Non-bearing fruit tree
lantana
Lantana
Laurel
Lavender (English spike)
Leaf (Copper)
Leaf (Lemon)
lemon
Citrus limon
Non-bearing fruit tree
Leucothoe (Coast)
Leucothoe (Drooping)
Licorice plant (White)
Lilac (Chinese)
Lilac (Wild)
Lily (Fortnight)
Lily (Francee plantain)
Lily (Kafir)
Lily (Patriot plantain)
Lily (Peruvian)
lily of the Nile
Agapanthus africanus
Lily turf (Creeping)
Lily turf (Green)
Lily turf (Lilac beauty)
Lily turf (Magestic)
Lily turf (Monroe white)
Lily turf (Silvery sunproof)
Lily turf (Variegated liriope)
Lily turf (White)
Lily-of-the-Nile (Queen Anne)
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 (Valley Valentine)
Lisianthus (Pink)
live oak
Quercus virginiana
lobelia
Lobelia
Locust (Honey)
Locust (Shademaster honey)
LoganberryNon-bearing fruit plant
Loosestrife (dotted)
macadamia nut
Macadamia integrifolia
Non-bearing nut tree
Mahogany
Mahonia (Dwarf Oregon grape)
Mahonia (Leather leaf)
maidenhair tree
Ginkgo biloba
Mallow (Cape)
Maple (Albus-flowering)
Maple (Coral bark Japanese)
Maple (Dwarf Japanese)
Maple (Flame)
Maple (Luteus-flowering)
Maple (Red Sunset)
Maple (Roseus-flowering)
Maple (Tangerine-flowering)
Maple (Vesuvius red-flowering)
Marguerite (Blue)
Marigold (Little Hero)
Marlberry (Chirimen)
Mesquite (Chilean)
Mexican hat
Monterey pine
Pinus radiata
Morningglory (Bush)
mountain laurel
Kalmia latifolia
Narcissus
Narcissus
NectarineNon-bearing fruit tree
Nightshade (Paraguay)
Norway spruce
Picea abies
Oak (Red)
Oleander (Hardy red)
Oleander (Ruby lace)
olive
Olea europaea
Non-bearing fruit plant
Olive (Black)
orange
Citrus sinensis
Non-bearing fruit tree
Osmanthus (Fortunes)
Palace purple
Palm (Areca)
Areca
Palm (Cat)
Palm (Chinese fountain)
Palm (Christmas)
Palm (Mexican fan)
pampas grass
Cortaderia selloana
paper birch
Betula papyrifera
parlor palm
Chamaedorea elegans
peach
Prunus persica
Non-bearing fruit tree
pear
Pyrus
Non-bearing fruit tree
pecan
Carya illinoinensis
Non-bearing nut tree
Penstemon (apple blossom)
Penstemon (heartwig)
Periwinkle (Bigleaf)
Vinca major
Periwinkle (Dwarf)
Periwinkle (Madagascar)
Catharanthus roseus
Petunia
Petunia
Photinia (Fraser's)
Photinia × fraseri
pin oak
Quercus palustris
Pine (Austrian black)
Pine (Beach)
Pine (Bosnian)
Pine (Columnar Scotch)
Pine (Eldarica)
Pine (Mugo-mugho)
Pine (Pumillo-shrubbery swiss mountain)
Pink Breath of Heaven
pistachio nut
Pistacia vera
Pittosporum (Green)
Pittsosporum (Wheeler's dwarf)
PlumNon-bearing fruit tree
Plumbago
Plumbago (Dwarf)
Podocarpus
pomegranate
Punica granatum
Non-bearing fruit tree
Primrose (Siskiyou evening)
privet
Ligustrum
Privet (Golden)
Privet (Howardi)
Privet (Lodense)
Privet (Vicary golden)
Privet (Wax leaf)
Privet (Wax)
Privet (Yellow tip)
PruneNon-bearing fruit tree
pygmy date palm
Phoenix roebelenii
Pyracantha (Lalandei monrovia)
Pyracantha (Monon)
Pyrcantha (Red Elf hybrid)
Pyrcantha (Rutgers hybrid)
Pyrcantha (Santa Cruz)
Pyrcantha (Victory)
queen palm
Arecastrum romanzoffianum
RaspberryNon-bearing fruit plant
red ironbark eucalyptus
Eucalyptus sideroxylon
red maple
Acer rubrum
Rhaphiolepis (Charisma-Monruce)
Rhaphiolepis (Enchantress-Moness)
Rhaphiolepis (India hawthorn)
Rhaphiolepis (Roundleaf)
Rhaphiolepis (Springtime-Monme)
Rhododendron (America)
Rhododendron (Butterfly)
Rhododendron (Catawba album)
Rhododendron (Chioniodes)
Rhododendron (Cunningham White)
Rhododendron (Daphinoides)
Rhododendron (Dwarf Scarlett Wonder)
Rhododendron (Elizabeth)
Rhododendron (English Roseum)
Rhododendron (Gomer Waterer)
Rhododendron (Jean Marie)
Rhododendron (Lord Roberts)
Rhododendron (Nova Zembla)
Rhododendron (PJM)
Rhododendron (Purple Gem)
Rhododendron (Ramapo)
Rhododendron (Rhodie Max)
Rhododendron (Rocket)
Rhododendron (Scintillation)
Rhododendron (Tribly)
Rhododendron (Unique)
Rhododendron (Vulcan)
river birch
Betula nigra
Rose (Ramanas)
rose of Sharon
Hibiscus syriacus
Rose of Sharon (Aphrodite)
Rose of Sharon (Helene)
Rose of Sharon (Red bird)
Rose of Sharon (Red Heart)
Rose of Sharon (Woodbridge)
Hibiscus syriacus 'Woodbridge'
rosemary
Rosmarinus officinalis
Ruella (Dwarf Katie)
Russian olive
Elaeagnus angustifolia
Sage (Graham's)
Sage (Mexican bush)
Sage (Russian)
sago palm
Cycas revoluta
Scotch pine
Pinus sylvestris
shamel ash
Fraxinus uhdei
shore pine
Pinus contorta
silver maple
Acer saccharinum
Silverberry (Fruitland)
Skimmia (Japanese)
Skimmia japonica
Skimmia (Reeve's)
Skimmia reevesiana
Smoke Tree (Coral beauty)
Smoke Tree (Eichholz)
Smoke Tree (Royal purple)
Cotinus coggygria 'Royal Purple'
Snapdragon
snow in summer
Cerastium tomentosum
sour cherry
Prunus cerasus
Non-bearing fruit tree
sourwood
Oxydendrum arboreum
southern magnolia
Magnolia grandiflora
Spiraea (Anthony Waterer)
Spiraea (Bridal wreath)
Spiraea (Dolchia)
Spiraea (False)
Spiraea (First snow)
Spiraea (Japanese alpine)
Spiraea (Shirobana)
Spruce (Conica-dwarf alberta)
Spruce (Dwarf Alberta)
Spruce (Dwarf globe blue)
Spruce (Glauca-Colorado blue)
Spruce (Hoopsii-Hoop's blue)
Spruce (Koster-Koster blue)
Spruce (Pendula-weeping Norway)
Spruce (Repens-spreading Norway)
Spurge (Japanese)
St. John's wort
Star cluster
stock
Matthiola
Stonecrop (Autumn Joy)
Stonecrop (Vera Jameson)
Strawberry (Gilt edge)
Sumac (African)
Summersweet
sweet cherry
Prunus avium
Non-bearing fruit tree
Sweetgum (American)
sweetpea
Lathyrus odoratus
Sweetspire (Henry Garnet holly leaf)
Tab (Yellow)
Teatree (broom)
Leptospermum scoparium
Teatree (New Zealand)
Ternstroemia (Japanese)
toyon
Heteromeles arbutifolia
Tree fern (Australian)
Tree fern (Tasmanian)
trumpet honeysuckle
Lonicera sempervirens
Tulip
Verbena (St Paul)
Viburnum (Common snowball)
Viburnum (David)
Viburnum (Doublefile)
Viburnum (Koreanspice)
Viburnum (Pink dawn)
Viburnum (Spring Bouquet)
Viburnum (Tea)
Wallflower
Erysimum
wax myrtle
Myrica cerifera
Wayfaring tree
Viburnum lantana
Weigela (Bristol ruby)
Weigela (Java red)
Weigela (Minuet)
white fir
Abies concolor
white mulberry
Morus alba
Willow (Babylon weeping)
willow oak
Quercus phellos
Wintercreeper (Bigleaf)
Woadwaxen
Woodbine (Flowering)
Woodbine (Serotina)
Xylosma
Yarrow
Yew (Japanese)
Taxus cuspidata
Yew (Plum)
Yewpine
Yucca
Yucca (red)
Zinnia (Dwarf)