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Tamarack Firewood

Larix laricina·softwood·fair overall rating

Tamarack Firewood at a Glance

Heat Output
19.5M BTU
per cord
Seasoning Time
6–12 months
to dry below 20%
Split Difficulty
easy
Smoke Level
medium
Spark Tendency
many
Fireplace Use
Not recommended
Overall Rating
fair
Best Uses

Burn Characteristics

BTU / Cord

19.5

million BTU

Dry Weight

3,145

lbs/cord

Seasoning

612

months

Split Difficulty

Easy

Smoke Level

Medium

Spark Tendency

Many

Coal Quality

fair

Overall Rating

fair

Is Tamarack a Good Firewood?

Ever wonder why the old-timers in Minnesota and Maine always kept a stack of Tamarack around? It's one of the only conifers that drops its needles in the fall, and it burns more like a hardwood than you'd expect. At 19.5 million BTU per cord with a dry weight around 3,145 lbs, it outpunches most softwoods on our firewood BTU chart.

That heat output puts it surprisingly close to mid-range hardwoods. You won't confuse it with red oak, but for a softwood? Tamarack punches above its weight class. It's a solid option across the Northeast and Midwest where it grows in boggy lowlands and swamp edges.

Splitting is dead easy. The grain is straight and cooperative, and most rounds pop on the first swing. Fair warning though: it throws a lot of sparks, so it's better suited for a stove or insert than an open fireplace. Smoke output is moderate, nothing terrible but not the cleanest either.

The seasoning window is 6 to 12 months, which is quick. Stack it in the spring and it'll be ready for fall. Just give it airflow: that straight grain dries fast when you do your part.

Bottom line, Tamarack is a respectable shoulder-season or mixing wood. Blend it with a denser hardwood like White Birch firewood for a balanced burn. Don't expect overnight coals, coal quality is fair, but for fast heat on a cold morning, it delivers.

Species Information

Scientific Name
Larix laricina
Also Known As
Eastern Larch, American Larch
Type
softwood
Regions
Northeast, Midwest
Availability
Moderate
Fragrance
Slight

How many cords of Tamarack do you need?

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How Long Does Tamarack Take to Season?

Tamarack firewood takes 6–12 months to season properly. That puts it in the moderate range — split it in early spring and it should be ready for the following heating season. Always split before stacking, since rounds dry far more slowly than split pieces with exposed end grain.

For fastest results, split Tamarack into pieces no larger than 6 inches across and stack in a single row where wind and sun can hit both sides. Avoid stacking against buildings or fences that block airflow. A south-facing location will shave weeks off the drying time.

For detailed drying timelines for all 70 species, see our firewood seasoning guide. And if you want to understand why seasoning matters so much, our green vs seasoned firewood page breaks down exactly what happens when you burn wet wood.

Can You Burn Tamarack in a Fireplace?

Tamarack is not recommended for open fireplaces. It throws many sparks — more than most species — which is a genuine safety hazard when there’s no barrier between the fire and your living space. A single ember landing on carpet or furniture can start a house fire. Burn Tamarack exclusively in a closed wood stove or a fireplace insert with sealed glass doors, where it performs beautifully.

If you want the heat output of Tamarack without the fireplace concerns, a modern EPA-certified wood stove is the best option. Stoves contain sparks completely, operate at much higher efficiency than open fireplaces (72% vs 10–15%), and let you take full advantage of Tamarack’s 19.5 million BTU per cord.

Wondering which species are the best fireplace choices overall? Check our best firewood rankings, or compare Tamarack against all 70 species on the BTU chart.

Frequently Asked Questions

How long does Tamarack take to season?
Tamarack firewood takes 6–12 months to season to below 20% moisture content. Split it in early spring and it should be ready for fall. Always split before stacking — rounds dry far slower than split pieces.
Can you burn Tamarack in a fireplace?
Tamarack is not recommended for open fireplaces due to heavy sparking. Use it in a closed wood stove or fireplace insert with glass doors instead.
How many BTU does Tamarack firewood produce?
Tamarack produces 19.5 million BTU per cord when properly seasoned. That's a moderate heat output, best for supplemental heating or shoulder season use.

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