Summary – What makes Cedar Good for Firewood
Cedar, although it smells nice when being burned, is not a good option for firewood.
Cedar has a high amount of sap which can cause a moderate amount of smoke and wood stoves burning cedar can suffer from creosote buildup.
The high sap amount causes popping and sparks can fly easily, making it a dangerous option for open fire places.
Cedar has a low MBTU output, make it a poor choice for high heat, and long burn times.
Common Name: Cedar
Scientific Name: Cedar, Eastern or Red (Juniperus virginiana); Cedar, Western Red (Thuja plicata); Cedar, White (Thuja occidentalis).
Identification: Very tall trees up to 180 foot high. Needle like leaves on woody branches (like a flat brush).
Location: North Eastern USA, through Hardiness zone 2 to 9.
Hard / Soft: Soft wood.
Average Dry Weight / Cord: 1870 – 2000 lbs. (Lightest 25%).
Average Green Weight / Cord: 2430 lbs.
Comparative Seasoning / Drying Time: 6 to 9 months
Average MBTU / Pound: 12 – 20.
MBTU / Pound Percentile: Bottom 25% to Mid – Bottom 25%.
This is a comparison measure of MBTU compared to common fire wood varieties as per this best firewood to burn chart.
Smoke: Moderate smoke.
Sparks: High sparks.
Scent: Pleasant strong sweet scent.