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Frequently asked questions

Find answers to some of the most frequently asked questions that we receive. Use the search criteria to find the topic in which you are interested.

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  • All 242
  • Environmental factors and damage 114
  • Fertilization and soil management 45
  • General information 58
  • Insects and pests 131
  • Plant health care 185
  • Tree diseases 166
  • Tree management and consulting 18
Spring flowering shrubs should be pruned once they are finished flowering. This can be very weather ...
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Fertilization and soil management
General information
When a stem splits it is best to leave the wound open to callus over. The tree should recover but ad...
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Plant health care
Insects and pests
Tree diseases
Environmental factors and damage
Unfortunately, we are not currently able to help with a monetary appraisal of stolen/removed trees.
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Fertilization and soil management
General information
The stewartia has exfoliating bark, so it should not damage the tree.
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Plant health care
Insects and pests
Tree diseases
Environmental factors and damage
This species of birch can do well in South Eastern Pennsylvania. Be sure to consider how much space ...
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Fertilization and soil management
General information
Unfortunately, our researchers have not tested any product that will reduce the amount of samara pro...
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Fertilization and soil management
General information
The root flare is an important area for any woody plant as it is the area where stem tissue transiti...
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Fertilization and soil management
General information
Scale is best to treat in June when the tree is not flowering, as to not harm pollinators.
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Plant health care
Tree diseases
It’s generally not recommended to fill cavities in trees. Filling can trap moisture, promote decay, ...
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