Wildflowers Identified: Black Mustard

You can search Google Images for images of this wildflower.

Black Mustard has these characteristics:

• 4 petals
  
• cluster or spike of flowers (a spike is a long cluster, with the flowers along the stem)
  
• 1/8 to 3/8 inches flower width
  
• 3/8 to 5/8 inches flower width
  
• yellow to orange flower color
  
• blooms in June
  
• blooms in July
  
• blooms in August
  
• blooms in September or later
  
• plant height one foot or less
  
• plant height one foot to two feet
  
• plant height two feet or more
  
• leaf petiole present (has a leafstalk)
  
• leaf petiole absent (has no leafstalk)
  
• alternate leaf arrangement on the stem
  
• smooth leaf edges
  
• leaf edge has at least 4 teeth per inch
  
• irregular leaf edge
  
• deeply cut leaf edge
  
• branched leaf veins
  
• simple leaves about 1 1/2 to 5 times as long as wide
  
• compound leaves are pinnate - leaflets arranged along a midrib
  

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