Dr. Green Thumb Identification

Tree, Plant, Flower & Insect Identification

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Roseaceae
(Rose Family)
 

Amelanchier spp. - Serviceberry
 Leaves simple, alternately attached.
 
 
  Long pointed buds.
 The bark has patterns called ski trails or rat tracks, relating to the vertical lines running up the bark.
 
  The bark is also gray and very smooth.
 
 
 
                                                                 
Aronia melanocarpa - Black Chokeberry
 Coming Soon!
 
 
 
                                                                                   

Cotoneaster lucidus - Hedge Cotoneaster
 Simple, alternately attached leaves.
 
 
  The foliage is very shinny.
 
 
  The upper epidermal tissue on new growth has a thin layer that peels like a onion.
  Prunning of the shrubs makes a nice formal appearance.
 
 
  Gets cranberry red showy fruits.
 
 
                                                                                   
Crataegus spp. - Hawthorn
 Small tree that can form co-dominants regularly.
 
 
  Up to 30 feet tall.
 
 
  Has showy flowers that last up to 10 days.
 Gray with patches, and peeling bark.
 
 
  Branches have thorns.
 Leaves are simple, oval and double toothed.
 
 Notice the long thorns on the branches that face downward.
 
  Light orange to red berries.
 

Malus spp. - Flowering Crabapple
 One of the most used landscape plants.
 
  Leaves are alternate and simple.
 
  Fruit is a showy pome that ranges in various colors.
 
  Fruit and leaves are attached by a spur shoot.
 One common problem with flowering crabapples is apple scab fungus which can be treated with fungicide applications.

Fruit
 

Patches of light gray, dark gray papery scales
with exposed areas of red.                                                                                                                                              
 

 
 
 
 
 
Malus domestica 'Honeycrisp' - Honeycrisp Apple Tree

     


 
 
                                                                   
Physocarpus opulifolius - Ninebark
 Red to Pink clusters of showy flowers in the summer.
 
 
  Can get up to 10 feet tall.
 Bark is papery and peels away in strips.
 
Leaves are alternate, simple and have 3 lobes.
  
 This purple variety of Ninebark is know as 'Diablou' and has been used in many landscapes to add color.
 
                                                                     
Potentilla fruticosa - Bush Cinquefoil
 Alternate pinnately compound leaves that are less then 1 inch long and are elliptical or linear.
 
 
  Can get up to 4 feet tall but is usually pruned and maintain at 2 feet.
 Gets yellow flowers, although it can also have white flowers.
 

Prunus serotina - Black Cherry
 The bark is scaley and dark gray to black.
 
 
  Commonly found in mixed hardwood forest.
 
Fruit is a drupe that is red and turns dark purple. 
Leaves are alternate, simple and smooth.
 
On the underside of the leaf you will notice orange fuzz/hairs on the base of the mid rib extending half way up the leaf.
 
Prunus triloba - Flowering Almond
 Leaves are alternate, simple, elliptical to obovate.
 
 
  Leaf margins are double serrate and the underside of leaf has pubescense.
 The top of the leaves have a sharp accuminate point.
 
 
  Clusters of buds on the stem give a scruffy appearance.
 
 
  One the base of the leaf are two glands.
 
                                                                             
Prunus maackii - Amur Chokecherry
 A very showy tree used in landscapes may draw your attention to the beautiful shiny colored bark.
 
 
This tree can get up to 45 feet tall.
 
 
 Fruit produced are drupes which birds love.
 Leaves are alternate, simple and elliptic.
 
 
  On the underside  of the leaf there are hairs along the veins.
 
 
 
  Yellow/Orange/Bronze bark with lots of lenticels.
 
 
  There are also glands at the base of the leaf.
 
 

Prunus virginiana - Chokecherry
 This may be a cultivar known as 'Canada Red Cherry' due to the purple leaf color.
 
  True Chokecherries have green leaves.
 
 
  Gets up to 30 feet tall.
 Leaves are alternate, simple and up to 5 inches long. 
 
 
Fruit is a red drupe.
 
 
Prunus x cistena - Purpleleaf Sandcherry
 Short lived shrub.
 
 
  Leaves are alternately attached and up to 5 inches long.
 
 
  Reaches heights of 6-10 fet.
The stem is orange to dark brown.
 
 Used as a specimen plant in landscapes.
 
 A few varieties are:
 'Minnesota Red'
 'Big Cis' 
 

 Sorbus americana - American Mountainash
 Leaves are alternate, pinnately compound with 7 to 17 leaflets.
 
  Leaflets also have serrated margins.
A key identifying characteristic is the large terminal bud which is sticky.
 
 
 
Up to 30 feet tall.
 
 
 
 
 
Clusters of orange berries, which can ferment from temperature fluxuations can cause birds  to become intoxicated.
                                                                                                                                                                      
Sorbus aucuparia - European Mountainash
 Soft, fuzzy bud which is one of the key characteristics when comparing the European to American Mountainash.
 Alernate, pinnately compound leaves with 9 to 15 leaflets.
 
 
 Clusters of showy orange pome like berries.
 
 Short lived tree between 15-30 years.
 
 Can reach heights of 40 feet.
 
 
 
 
 

Spiraea japonica - Japanese Spirea
 Alternate, doubely serrate leaves, up to 2 inches long.
 
 
  Used in many landscapes and is usually pruned into having a formal appearance.
 
 
 
 Can get up to 4 feet tall.
 Very tolerant and tough plant adapting to acidic and nutruel ph soils, and full sun to shade.
 
 
Flowers are either white and shades of pink. 
 
                                                      
                                                                                
                                                                                                                                                
Spiraea nipponica - Nippon Spirea
 
 
 
 

Spiraea x vanhouttei - Vanhoutte Spirea