Deep black linseed oil paint swatch. Historic paint colors without the use of solvents and plastic. Keep our water clean and plastic-free.
Plastic free paint in deep black. Fantastic paint for protecting interior and exterior wood and metal.
Deep black linseed oil paint sample on square of linen. Solvent-free paint. Better paint for the planet.
Heron Linseed Oil Kosti Black on rough sawn wood sample.
Traditional heritage paint for interior and exterior applications.
Deep black linseed oil paint swatch. Historic paint colors without the use of solvents and plastic. Keep our water clean and plastic-free.
Plastic free paint in deep black. Fantastic paint for protecting interior and exterior wood and metal.
Deep black linseed oil paint sample on square of linen. Solvent-free paint. Better paint for the planet.
Heron Linseed Oil Kosti Black on rough sawn wood sample.
Traditional heritage paint for interior and exterior applications.
Size 1 Quart

Kosti Black

$55.00 Sale Save

Raw/thirsty/weathered wooden surfaces will require a saturating coat of Purified Linseed Oil or an oil-thinned coat of paint. No separate primer is required. The same paint may be used for all coats.

Paint Coverage: 150 - 205 Sq. Ft. Per Quart/ 3-4 mils wet film thickness, depending on surface texture/porosity and type of pigment. (This is more than twice the surface area of conventional paint coverage.)

Heron Paint commits 1% of sales to nonprofits that specialize in protecting our natural environment. We're especially happy to support organizations fighting for clean, plastic-free water. 

Note: On-screen and printer color representations may vary from actual paint colors.

For more on color accuracy click here.

Clean your brushes with Linseed Oil Soap!

Our handcrafted 12oz jar makes just over 1.25 gallons of effective brush cleaner.

Customer Reviews

Based on 2 reviews
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Brent W.
Great paint. Better service.

As a sign painter reverting to LSO paint, Travis has been incredibly helpful figuring out technical issues of an old form of the trade. And of all of the LSO paints I use. Heron’s are my favorite.

J
Joel H.
Solid product and solid service

Extremely good quality product and service by these guys. Will always work with them with my high-end landscaping business.