Blister Canker Quiz Blister Canker Quiz Take the Quiz! Get a perfect score! Earn the medallion! Questions may have more than one correct answer. Be sure to select all answers that are correct. If you don't get a perfect score, you can take the quiz again until you do! Please provide your email address to receive your digital medallion. Reference: Blister Canker Fact Sheet.Email(Required) 1) Blister canker is a disease that can adversely affect(Required) hostas apple trees strawberries tomatoes serviceberry trees/shrubs oak trees crabapple trees none of the above 2) Blister canker is caused by a(Required) bacterium fungus water mold phytoplasma nematode virus none of the above 3) The pathogen that causes blister canker often enters plants through wounds such as those caused by pruning, cold injury, or storm damage.(Required) true false 4) The blister canker pathogen can be introduced into a garden via wind-borne inoculum.(Required) true false 5) Signs and symptoms associated with blister canker can include(Required) blackening of infected plant parts root decay small, circular, black, flat structures that erupt from an infected plant part and often occur clustered together plant death small, bright red structures that erupt from an infected plant part and often occur clustered together blotchy leaf browning none of the above 6) Early in symptom development, symptoms of blister canker can look very similar to symptoms caused by other canker diseases such as fire blight and Nectria canker.(Required) true false 7) Management of blister canker involves(Required) using resistant varieties of plant species prone to the disease not mulching around susceptible plants pruning out infected plant parts routinely thinning susceptible plants routinely decontaminating garden tools using preventative fungicide treatments using curative fungicide treatments watering susceptible plants properly fertilizing susceptible plants properly thinning fruit from trees susceptible to the disease none of the above Δ