Dallas Arboretum Plant Trials

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Trial By Flower ! ! !
Flame Proof Plants
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Arboretum by the numbers

• 1/2 million spring bulbs
• 300,000 pansies/violas others
• 350,000 summer color
• 20,000 fall mums
• 66 acres
• 25 people!!!!
• April 15th! We plant it all over again!
• 380,000 visitors

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Jimmy TurnerDirector ofHorticulture Research

• Plant Trials
• Collections
• Garden Design
• Purchase plants

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Dallas Arboretum Plant Trials

• Bulb Trials
• All America Selection
• Annual Trials
• Perennial
• Woody Collections
• Conjunct Trials with AM University
• About 3,000 plants per year!

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Why Trial Plants Here?We have a unique climate!

• If we cant KILL it no one can!
• Hot Cold
• Night Day?
• Wet Dry
• Long growing season
• Soil- pH
• Zone

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Weather SummariesRainfall
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Weather Summaries
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Weather Summaries
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Weather Summaries
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Weather Summaries
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Weather Summaries
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Weather Summaries
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AWARDS

• Arboretum Approved
• North Texas Winners Circle

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Ageratum Artist series

• Proven Winners
• Vegetative
• Proven Winners
• I too was skeptical
• Blue Purple
• New Rose
• Vegetative prop.
• Others scored higher, but this one lived longer!

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Angelonia Serena Series

• Seed grown
• Compact
• Doesnt cycle
• Heavy flowering
• Serena White !!! Absolute best Angelonia!

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Arctotis Lemon Drop

• Not the showiest, but the longest lived.
• Yellow daisies up through summer
• Thick foliage
• Spread to 12 mounds

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Begonia StaraSeries

• Green leaf type
• Flowered in full sun throughout summer
• Beat out bronze leaf types!
• 5 colors White scored highest
• Testing lots this year!

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Begonia Babywingseries

• Dwarf
• Free flowering
• Tough Heat tolerant
• Shade Only
• Somebody GROW THEM!!!!

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Begonia Dragonwing Red

• Exceptional summer color
• Full sun or shade
• 2ft. X 3ft.
• Also pink form, but for shade only

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Begonia Dragonwing Red
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BegoniaBraveheart Rose

• Annual-Seed
• Shade
• Rose bicolor flowers. Deep green foliage
• Containers

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CelosiaFresh Look

• All-America Winner
• Red Yellow Orange Gold
• Only celosia that has ever really done well for
  me
• Dont growth regulate
• Continuous flowering
• I like New Look too

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Cuphea David Verity

• Will perennialize
• 3 ft., but can be pruned
• Why dont you use it?
• Ugly when small
• Fast growing
• Heat tolerant
• Flowers constantly
• Can be hedged

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Cuphea Georgia Scarlet

• Annual
• 12 tall by 2 ft. wide
• Heat loving
• Fast growing
• Scarlet flowers all summer
• Ugly when small

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Cuphea Flamenco seriesSambaRumba Tango

• Annual-Veg.
• Full Sun
• Heavy flowering
• Compact habit
• Better branching
• Large up-facing flowers

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Duranta Sapphire Showers

• 5 ft. tall
• Great fountain shaped plant
• Blue flowers edged with lavender
• Butterflies love it
• White scored 2nd!

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EuphorbiaDiamond Frost

• Annual-Veg.
• Heat Humidity no problems!
• Full sun!
• Fine textured
• Not showy alone
• Think of it as Babys Breath for the South!!!

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Hamelia patensFirebush

• Summer annual
• Fast Growing
• Native to Mexico
• Hummingbirds love it!
• Drought tolerant

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Helenium amarum Dakota Gold

• Annual-Seed
• Full sun
• Mounding
• Gold flowers all summer
• Tough
• Yes, it really is Bitterweed!
• Best New Introduction 2005!

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Heliotropium Azure Skies

• Annual-Veg.
• Fast growing
• Full sun
• Blue flowers all summer
• Drought tolerant
• No scent

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ImpatiensFancy FloweredFanciful series

• Annual-Seed
• Semi-double flowers
• Heavy flowering and great growth habit. Unique
  color combinations.
• Hawaiian mix Salsa Mix

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LaurentiaStarshine

• Annual-(well.)
• Sun
• Ok, not really sure what it is but it flowers and
  flowers and flowers
• 1 blue star like flowers on spreading green mats

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LantanaLandmark Peach

• Annual
• Sun
• Compact habit and heavy flowering
• Best for containers
• Excellent high scoring series

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MarigoldZenith series

• Annual-Seed
• Triploid
• Sterile plants covered in flowers.
• Most vigorous marigold weve tested.
• Plants get to 2 1/2 ft. tall
• Never goes out of bloom

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MarigoldSunburst series

• Annual-Seed
• Triploid
• Sterile plants covered in flowers.
• Most vigorous marigoldweve tested
• Plants get to 2 1/2 ft. tall
• Never goes out of bloom

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Nicotiana Perfume series

• Annual-Seed
• Sun
• Medium height
• No staking
• Flowers up until mid-July
• Oh! And they are scented.

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Pachystachys luteaLemon Lollipop

• Annual
• 3 ft. tall x 2 ft.
• Bright lemon yellow bracts
• Attracts hummingbirds
• Easy to grow
• Perfect companion for impatiens
• Will grow in full sun if kept well watered

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Pentas Graffiti Series

• Annual-Seed
• Compact plants stay under 12 and are covered in
  large clusters of flowers in vivid colors
• Sun or light shade

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Pentas Kaleidoscope Series

• Annual-Seed
• Sun or Shade
• Well branched plants that are intermediate
  between Graffiti and Butterfly/Galaxy types

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Petunia Tidal Wave Silver

• Hands down the best Petunia
• Huge plant up to 3 ft. across
• Last through the heat better than any variety
• Cold tolerant too!

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Phlox Intensia series

• A surprise for me!
• Usually a spring annual for us
• Flowered all summer
• Colors available
• Cabernet
• Lavender Glow
• Lilac Rose
• Pink
• White

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Purslane Yubi Series

• Annual
• 8 by 3 ft.
• Best Purslane variety
• Will grow with almost no extra water
• Great in hanging baskets!
• Many colors

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Purslane Fairytale Series
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Purslane Fairytale Cinderella

• Bright yellow flowerswith hot pink pom-pom
  centers
• Arboretum guest favorite
• Flowered heavilyall summer.

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Portulaca Fire Gold

• Annual-Veg.
• Large flowers
• Flames of red on yellow flowers
• Heavy blooming
• Constant flowering

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Portulaca grandiflora Samba

• Annual-Veg.
• Sun
• Large growing plants that are underused for
  landscape or containers
• Huge flowers in the worst heat!
• Why has this plant been forgotten?

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Porphyrocoma MaracasBrazilian Fireworks

• Annual-Seed
• SHADE
• Got shade? Deep shade?
• Well this one loves it.
• The flowers are awesome, but the foliage makes it
  a worthy garden addition alone!

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SalviaMystic Spires Blue

• Annual/Perennial-Veg.
• Basically dwarf form of Indigo Spires
• Perfect as annual or use as perennial
• Best blue salvia Ive tested!!!!
• Best new introduction 2006

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SalviaLighthouse

• Annual-Seed
• Shade or light sun
• A plant that I havent held much hope for.
• This one is exceptionally vigorous and continues
  to bloom throughout summer!
• Tall plants to 2 ft.
• Yeah!!!

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ScaevolaNew Blue WonderChinese Fan Flower

• Best flowering to date
• Large
• Not drought tolerant
• Fast growing
• Spreading

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Scaevola Blue Ribbon

• Mini scaevola
• Non-stop blooming
• Perennial
• Compact

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ScaevolaMini Soft Blue

• Annual-Veg.
• Full sun
• Restrained growth habit and flowered heavily even
  during the hottest days of summer.

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Torenia

• Only trailing varieties
• Moon series
• Compact
• Heavy flowering
• Heat tolerant
• Slight tendency to yellow in full sun
• Catalina series
• Heavy flowering
• Large upright blooms
• Cant handle full sun
• Summer Wave series
• Most vigorous
• Full sun or shade
• Heat tolerant

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Torenia Summer Wave Purple
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Torenia SummerWave Amethyst
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ToreniaGolden Moon

• Annual-Veg
• Sun or Shade
• Great new color.
• Bright yellow with lavender/purple back

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ToreniaCatalina Violet Flare

• Yellow and Burgundy
• Compact habit
• Sun or shade

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Zinnia elegansMagellan Series

• Best scoring Z. elegans variety
• Taller plants will fully double flowers
• Good disease resistance
• Even flowering

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Zinnia Zowie! Yellow Flame
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Zinnia Profusionseries

• Fire is my favorite although not a AAS winner
• Orange
• Apricot
• White
• Cherry

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Zinnia Profusion Fire

• Hybrid Zinnia
• Highly disease resistant
• Constant flowering
• Bright red/orange color
• Drought resistant

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Zinnia Profusion Orange

• Cross between Z. elegans Z. linearis
• Not all Profusions are created equal
• Full Sun, well drained
• All summer Color

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Zinnia Profusion Apricot

• Annual
• 18 mounds
• Hybrid of Z. elegans angustifolia
• Disease resistant
• Fast growing
• Peachy orange color
• Drought resistant

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Zinnia Profusion Coral Pink

• Annual-Seed
• Sun
• New addition to the series.
• Great color that doesnt fade as bad as cherry.

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Zinnia Profusion Deep Cherry

• Annual-Seed
• Sun
• Darker version of Cherry that doesnt go
  brown.
• Still fades but its attractive.

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Zinnia Profusion Deep Apricot

• Annual-Seed
• Sun
• Darker version of Apricot with the same great
  heat and disease resistance.

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FOLIAGE ANNUALS
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Alternanthera Purple Knight

• Annuals
• 3 ft. wide
• One of my favorites
• North Texas Winner Circle
• Loves the heat
• Super fast grower
• Deep burgundy foliage
• Shear to keep smaller

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Acalypha Inferno

• Annual
• Full Sun
• All season color
• More compact and bushy than others
• Excellent in small containers

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Alternanthera White Variegated

• Annual
• Sun or Shade
• Fast growing

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Alternanthera Party Time

• Shade plant
• Rambling to 18
• Great with Impatiens
• Patented
• Colors up more in summer

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Ctenanthe lubbesiana Tropical Dragon

• Tropical
• 3 ft. tall
• Takes deep shade and always looks good
• Grows very fast
• Easy to propagate
• Cheap
• Mix with yellow coleus and Pachystachys lutea

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ColeusTrailing Heart Rose

• Annual
• Shade
• Spreading habit to 3 ft.
• Trailing in containers

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ColeusSedonna

• Annual-Veg.
• Shade
• Most commented on color in trials. Best in
  shade, but will tolerate full sun.

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Duranta Gold Edge

• Foliage annual
• Full sun or light shade
• Incredibly bright yellow variegation
• Seldom flowers
• Great in containers or mixed with blue or orange

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Eranthemumnigrum Ebony

• The hotter and more humid the better
• Not showy alone
• Mix with other colors for best effect
• White flowers

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Hibiscus tiliaceus Tricolor

• Sea Hibiscus
• Annual
• Fast growing
• Unique tricolor foliage
• Few pests
• No flowers

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Hibiscus acetosella Maple Sugar

• Annual to 5 ft.
• Dark burgundy foliage all summer doesnt fade
• Prune if it gets too large
• Flowers more than typical species
• Loves the heat!
• Full sun

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Hibiscus acetosella Haight Ashebury

• Annual
• Foliage is sprinkled with pale pink
• 4-5 ft. tall
• Containers or as backing color beds

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IpomoeaSweet Margarite

• Foliage annual
• Full sun or light shade
• Easy to grow
• Really is a Sweet Potato

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IpomoeaSweet Potato Vine
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Graptophyllum pictumCaricature Chocolate Plant

• Caricature Plant
• Full sun or shade
• Great annual foliage accent for beds or
  containers
• Wonderful background plants

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Manihot esculentaVariegated Tapioca
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Oxalis vulcanicola Zinfandel

• Shade
• Great container plant
• Sterile
• Really grows well. Just like that weed!

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Oxalis Molten Lava
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Pennisetum setaceum RubrumPurple Fountain
Grass

• Its indispensable
• Easy
• It moves! Huh?
• Loves North Texas!
• Prune it! (yes, really!)

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Pepper Explosive Embers

• One of the best ornamental peppers
• Purple foliage
• Multi colored fruit
• Continues to grow as it fruits!
• North Texas Winners Circle

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Pepper Black Pearl

• AAS Winner
• Great foliage and fruit
• Wonderful cut flower
• 3 ft. tall
• Full sun and will tolerate light shade!

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PerillaMagilla

• Sun or light shade (colors may change)
• Loves the heat
• 3 ft. tall if not pinched
• Expensivebut gets huge!

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PerillaVanilla

• Sun or light shade (colors may change)
• Loves the heat
• 3 ft. tall if not pinched
• Expensivebut gets huge!

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PlectranthusBlue Yonder

• Annual-Veg.
• Shade or Sun
• Upright foliage with bright blue flower spikes

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Pseuderanthemum atropupureumPurple Shooting Star

• Annual
• 3 ft. tall
• Incredible dark burgundy foliage
• Star shaped pink flowers in fall
• 2-3ft. Tall
• Combine with orange

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Plectranthus Sasha

• Or Zulu or Kellys Gold
• Great in shade
• Mix with salmon impatiens
• Drought tolerant!!!
• Really a variegated Swedish Ivy

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Stromanthesanguinea TrioStar

• Variegated foliage
• RED backs to foliage
• Dry or moist shade
• Tropical foliage
• Quick growing
• Pest tolerant
• STRIKING

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SyngoniumNeon Tetra

• Better than Caladiums for shade!
• Color just gets better all summer
• Yes, it really is pink!
• Doesnt crater in heat

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PERENNIALS

• Data taken on over 500 varieties!

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AjugaArboretum Giant

• Evergreen foliage
• Blue spikes for 2 months
• 12 tall flowers
• Very vigorous
• Great addition to shade perennial areas

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Asarum splendensChinese Wild Ginger

• Evergreen foliage
• Silver splashed deep green leaves
• Hardy to zone 6
• Dry shade

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Calyophus Southern Belle

• Perennial
• Full Sun
• Yellow flowers from May to July
• Thick carpet of foliage

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Calamintha nepeta var. nepetaLesser Calamint

• Plant Delights
• Perennial
• Full sun
• Flowers from June to October
• Clouds of pale blue (look white) flowers

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CannaTropical series

• Perennial
• Seed grown
• Fast growing perennial that should be used more
  in bedding schemes
• 4 colors now

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Chrysanthemum Broadway Lights

• Perennial
• Full Sun
• Pale yellow flowers that fade to white
• Long flowering time
• Dwarf habit

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ConvolvulussabataiusBlue Casbah

• Perennial
• Full Sun
• Blue flowers all summer

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Dianella tasmanica

• No burn in full sun
• Deciduous
• Perennial to 10
• More hardy than yellow form
• Sun or shade
• Blue fruit

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Eragrostis elliottii Wind Dancer

• Blue Love Grass
• Easily grown from seed
• 4ft. Blue fine textured grass
• Drought tolerant
• Perennial
• Wonderful in containers

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Gaura Geyser series

• Only gaura I like!
• Heavy flowering
• Compact
• Doesnt go weedy

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Geranium Tiny Monster

• Perennial
• Full Sun or light shade
• Mounding habit
• Great hot pink 1 flowers all spring into summer

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Hibiscus Luna Series

• Short with large flowers
• More compact then Frisbee or Disco Belle Seed
  grown variety
• Should be used as a bedding plant more!

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HibiscusFantasia

• Perennial-Veg.
• Large flowers with deep plum bluish flowers
• Heavy branching
• Great group of hibiscus!!!!

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Kostelezkya virginica Salt Marsh Mallow

• Plant Delights
• Perennial
• Full sun
• Pink mini-hibiscus flowers (2) all summer on
  upright plants to 4ft.

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Monardabartlettii x fistulosaPeters Purple

• Perennial
• 6 ft. tall
• No staking
• Mildew resistant
• Long blooming season
• Vibrant purple color
• Not overly invasive

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PrunellaPink Loveliness

• Perennial
• Compact mounds of deep green foliage
• Light shade or sun
• 10
• Violet pink flowers spikes (not pink)

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Salvia farinaceaHenry Duelberg

• Greg Grant
• Perennial
• 4 ft. tall
• Taller with bluer and more floriferous flowers
  and larger greener leaves than modern cultivars.

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Salvia farinaceaAugusta Duelberg

• Greg Grant
• White flowered version of S. Henry Duelberg
• Tough
• 4 ft. tall
• Drought resistant
• Constant flowering

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Dallas Blooms!

• March 5th-April 10th
• 400,000 bulbs
• 100,000 bedding plants
• 20,000 Azaleas

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PLANT SALE

• APRIL 21-22
• Come on Friday and hear me talk!! And get the
  good stuff before its gone!

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Got the Point?

• www.dallasplanttrials.org
• Favorites Data
• Suppliers area
• Downloadable presentation
• Neil Sperry web Letter
• Neil Sperry Gardening Magazine
• jturner_at_dallasarboretum.org
• The success of my garden is built on the compost
  of my failures