Articles by

Frank D.

NYC Urban Forestry & Tree Care Specialist

Frank specializes in the technical standards of urban forestry and tree preservation across the five boroughs. He focuses on the health requirements for oak and London plane trees, NYC Parks Department permit protocols, and best practices for managing storm-damaged vegetation in high-density urban environments.

Best Time to Prune Trees in NYC

April 15, 2026

Late winter and early spring is the best time to prune most NYC trees, but a handful of species absolutely should not be touched until summer. Here is the species-by-species spring pruning calendar for the five boroughs.

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When You Need a DPR Tree Permit in NYC

April 8, 2026

Most NYC homeowners do not realize a tree on their own property can still need a Parks Department permit. Here is exactly when you need DPR approval, when you do not, and what happens if you cut without one.

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