DBH Calculator
Diameter at breast height from a circumference tape, plus the multi-stem rule.
- Inputscircumference
- Outputinches DBH
Species & Health
4 calculators · 3 guides · 0 comparisons
Species specs, the three diseases that change a removal decision, and the measurements every diagnosis starts from.
Calculators
Tree Height Calculator
Height from a stick, a phone clinometer or a shadow — three field methods, one answer.
- Inputsangle · distance
- Outputfeet
Cord of Wood Calculator
Full cords, face cords and ricks from stack dimensions — and what you actually bought.
- InputsL × H × depth
- Outputcords
Firewood BTU Chart
Heat per cord by species, sorted, with the seasoning time each one needs.
- Inputsspecies
- OutputMBTU / cord
Guides
- Oak Wilt Treatment10 minThe fungus that moves through root grafts, and the trenching window that stops it.
- Emerald Ash Borer Treatment10 minTreat or remove — the canopy-thinning threshold that settles it.
- Dutch Elm Disease9 minFlagging, sapwood streaking, and why the chipper matters more than the spray.