

- Non-maple species including hemlock, beech and ash which interfere with the growth of maple crop trees.
- Over-mature trees
- Diseased, dying and defective trees
- Trees producing sap with a sugar content of less than 1%
But remember, it is good practice to maintain species diversity to accommodate other values including aesthetics, wildlife and bio-diversity.


- This Extension Note about "Backyard Maple Syrup Production" tells you more about how to produce maple syrup in your own backyard.
- This Extension Note about "Sugar Maple" trees is also helpful in learning more about this species and how to identify it.
- The Ontario Maple Syrup Producers Association has some educational resources too-- especially for children!
- Managing Maple Trees for Sap Production: resources from the Ontario Ministry of Agriculture Food and Rural Affairs.
- FAQs about maple syrup production from OMAFRA