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Woody Landscape Plants
Test 2
51
Agriculture
Undergraduate 3
10/27/2011

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Cards

Term
Fabacae
Definition

most species are tolerant of alkaline soils

some species can fix nitrogen

Term
Albizia julibrissin
Definition

beautiful in flower, produce pods

bi pinnately compound leaves, fine texture, tropical look

Term
Cladrastis kentukea
Definition

smooth bark, trunk shape - achilles heel

flowers in may - spectacular flowers

alternate bearing, heavy flowers every other year

pinnately compound, large leaflets

Term

Cytisus scoparius - scotch broom

 

Definition

large shrub - linear shaped stems

yellow flowers, beautifully showy

invasive

Term

Gleditsia triacanthos

 

Definition

tough, drought and moisture tolerant

var 'inermis'

dioecious, females - pods - messy

small leaves/leaflets

bi-pinnately compound

Term
Gymnocladus dioicus
Definition

naked branch - emerging leaves late spring

medium/large tree, dought tolerant, somewhat tolerant of wet soils

large shade tree, large bi pinnately compound leaves

flattened ridges in bark

female - velvety pods

Term
Laburnum x watereri
Definition

large shrub, small tree

can be multi trunk

yellow pendulus flower cahins

'Vossi'- has longer flowers, has more dense habit

doesn't like full heat

afternoon shade

flowers and seeds are posionous

spur growth

prone to sun scorch and cancer

Term
Robinia pseudoacacia
Definition

medium/large tree

common in this area

has been classified as invasive in new england and california

very drought tolerant

wet soil tolerant

tough character

not a very good landscape plant

very high BTU value

tend to be fragile in bad weather

flowers (fragrant) in may

young vigorous stems have large thorns

prone to leaf miner :beetle larvae that mines through the leaf

 

Term
Styphnolobium japonicum
Definition

med large tree

irregular form

can have low slung branches

very drought tolerant

can tolerate alkaline soils

flowers in july

showy in flower

makes a mess when flowers drop

consticted pods

showy seed pods

Term
Wisteria floribunda
Definition

twining vine

will sucker

very showy flowers in may

many cultivars

prune/tain them to be small trees

frequently grown on arbors

needs a very sturdy structure

can be invasive (vegetativley)

precocious cultivar : flowers same, sometimes take several years to start flowering, 'Texas purple' 'Issai perfect'

Term
Ailanthus altissima
Definition

med large tree

invasive in disturbed sites

not for planting

easily eradicated

reduces other plants ability to survive

suckers when the mother tree is cut down

very tough plant

kinda smells like pungent peanut butter

dioecious

seeds turn pink

cantalope like bark

leaflets have a gland

Term
Chionanthus virginicus
Definition

very showy flowers in may

native to out area

large shrub small tree

slow growing

tolerated drought and moist soil

dioecious

tough plant

males are more showy

elliptic leaves

fruit on females

Term
Fraxinus species
Definition

used as shade trees

americana - medium growth rate

pennsylvanica - fast growing

tough in moist and dry conditions

very good fall foliage

dioecious

weak wood/pest prone

Term
fraxinus americana
Definition

large shade tree

pH tolerant (alkaline)

good purple fall color - baseball bats are made of white ash

many cultivars

u shaped leaf scar

Term
Fraxinus pennsylvanica
Definition

pH tolerant (alkaline)

good yellow fall color

shield shaped leaf scar

large shade tree

cultivar characteristics - form, seedless, fall color, disease resistance

Term
Emerald Ash Borer EAB
Definition

insect

very destructive

exotic

threatens .5 to 2% of total leaf area

estimated billions of dollars in damage

has already killed 15 million ash trees

larvae zigzag through cambium(living trunk) of the tree eating the flesh and killing the tree

crawl out of a hole as adult

Term
Jasminum nudiflorum
Definition

medium shrub

long cascading branches

naked flower - flower in january - march w/out flowers

old wood

fast growing

drought tolerant

easy to propagate

branches will root

squarish green stem

Term
Ligustrum amurense
Definition

common hedge plant

large shrub small tree

tough character

very tolerant of adverse conditions

tends to be evergreen in warmer spots

tolerants prunning

flower in june

very frangant

tends to be invasive

'Variegatum' similar to amur privet

Term

Syringa meyeri 'Palibin'

Meyer lilac

Definition

compact dense shrubs

medium large shrub

very showy fragrant flowers in april

can be pruned

Term
Syringa patula 'Miss Kim'
Definition

medium large shrub

dense compact

bloom in may

intensely fragrant

very showy

Term
Syringa reticulata
Definition

reticulata means fine network of veins

flowers injune, somewhat fragrant, showy

small tree

flowers on old wood

 

Term
Syringa vulgaris
Definition

vulgaris - common

large shrub

suckers

flowers in april

very fragrant

many cultivars

prone to powdery mildew

Term
Vitex agnus castus
Definition

heat/drought tolerant

large shrub small tree

flowersin summer - frost, flowers on new wood

can be an anti-aphrodesiac

pruple-blue flowers

many cultivars

Term
Pistacia chinensis
Definition

tree species

very heat and drought tolerant

very good fall color

Term
Fall Color
Definition

chlorophyll - degrades over time, continually synthesized during growing season

carotenoids - are there throughout the season, carotenes - red, yellow, orange, xanthophylls

when it gets cold the chlorophyll goes away/stops being synthesized, carotenoids show up

anthocyanins - red/purple/blue, not present in growing season, they are produced in cold temperatures, may act as a sun screen

Term
Ilex verticillata
Definition

known for its fruit, showy red fruit

wetlands species

dioecious

whorled berries

suckers

slow growing

best in mass

fruit is persistant into december

one male to a group of female

large informal shrub - natural look

'winter red' - heavily fruity

'winter gold' - sometimes have yellow berries

'Red sprite' - compact neat form, med shrub, havily large fruit production

'ilex sparkleberry' - smaller fruit

very abundant fruit production

for best ftuit get a hybrid male ' apollo'

Term
ilex decidua
Definition

large shrub small tree

wetlands

exceptional fruit

lighter stem color

Term
Cercis canadensis
Definition

small tree

on the edge in the wild

very tought

tolerates drought, poor soils, adverse conditions

flowers in april on old wood

many cultivars

clusters of flower bud on old trunks

flowers are edible

botryospherica - fungal disease that is ultimately fatal, canker disease

'forest pansy' - purple foliage

mid-late summer the leaves go to green

subspecies texensis - similar characteristics, 6b, glossy leaves

Term
cercis chinensis
Definition

tends to be more of a shrub

flowers are very dense

'don egolf' - slow growing, compact, resistant to botryoshpareia

Term
Cercidiphyllum japonicum
Definition

medium large tree

doesn't handle dry soil

multi or single trunk

on their own they spread

very low hung branches

reliably good fall color

smells like cotton candy after first frost

several weeping types

Term
Ericacae
Definition

handles very acidic soils

well drained soils

Term
Oxydendrum arboreum
Definition

small tree

sour leaves

showy in flower

if optimal conditions it can be a medium tree

flowersin june early july

bell shaped flowers

seed pods point up

exceptional fall color

if you plant 10 sourwoods, half will die, 2 will look good

has lots of transplant issues

Term
Vaccinum: blueberries
Definition

bell shaped flowers

blueberries

exceptional fall color - maroon and red

 

Term
Liquidambar styraciflua
Definition

name comes from sap that looks like liquid amber

medium large tree

handles moist to dry

makes a big mess

great fall color

occasionally corky wings on stems and branches

gumball

'poturidiloba' - round lobes, fruit less, usually get one branch that has fruit

Term
Parrotica persica
Definition

medium large tree

widespread form

multi trunk

patchy bark

tough character

drough and poor soils

small flowers

very good fall color

Term
Aesculus parviflora
Definition

large shrub

form large mounds

nice texture

june/july very showy flower stalks

good fall color

native

Term
Aesculus pavia
Definition

early may - red flowers

small tree

native

understory species

big posionous buckeyes

can getfungal diseases in summer

Term
juglans nigra
Definition

large tree

fruit makes a mess

chamber pith

Term
thousand cankers disease
Definition
juglans nigra
Term
sassafras albidum
Definition

medium large pioneer tgree

suckers, tend to have a colony

crush stem - sweet herbal fragrance

shiploads of sassafras to europe for medicine

exceptional fall color

in spring, showy flowers

sassagras used in cajon and creole dishes

reptuation - difficult to transplant, best to get container grown plants

Term
akebia quinata
Definition

vigorous vine, twining

small shwoy flowers

invasive tendencies

Term
parthenocissus quinquefolia
Definition

vigorous vine, tendrils

alternate 5 leaflets

tolerant to adverse conditions

can have exceptional fall color

tendrils, holdfast, suction cup

Term
parthenocissus tricuspidata
Definition

virgorous vine, tendrils

asian origin

can be invasive - insignificant

high maintenance

keep it to stone/brick walls

tolerant of adverse conditions

good fall color

Term
Cornus alba 'sibirica'
Definition

medium large shrub

winter stem color

sucker

tolerant of adverse conditions

red stem color

brilliant color on younger wood

use in masses in landscapes

flowers in june, somewhat attractive

Term
cornus florida
Definition

grafting(t budding)

small tree, understory stree in nature environments

flowers in april

good with dark background

bracts - modified leaves, look like flower pedals

reptilian like bark

good fall color

relatively showy fruit

 

Term
anthracnose
Definition

discula destructiva - fungus - lethal - blotchy necrotic leaves - vascular disease

spot anthracnose - circular spots on leaf - not lethal

to avoid discula minimize plant stress - buy healthy plants - c florida has reputation to be sensitive - plant in well drained soil with good air flow and full sun - irrigate during droughts, mulch

Term
dogwood borer
Definition
insect, commonly attack stressed trees, lay eggs in trees, larvae eat inside
Term
cornus kousa - asian dogwood
Definition

resistant to discula

small tree by height, flowersin may/june with leaves

branches in tiers

some have good bark

showy tasty fruit

fair to good fall color

Term
cornus
Definition
horns
Term
cornus x rutgersensis
Definition

cornus florida x cornus kousa

several cultivars

Term
cornus mas
Definition

large shrub small tree

usually multi trunk

flowers in march

display against darker backgrounds

toughest dogwood (drought tolerant, adverse conditions)

cherry-like fruit, somewhat showy

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