I'm an intermediate oil painter who has worked primarily in a realistic style, but I'm deeply drawn to the emotional quality of Impressionism and want to explore it in my landscape work. My attempts so far feel stiff and overworked, lacking that sense of light and spontaneity. For other painters, what are the key technical shifts in approach when moving from realism to an Impressionist style? How do you train your eye to see and mix color in terms of light and shadow rather than local color, and what brushwork techniques do you use to suggest form without defining it tightly? I'm also unsure about the role of underpainting and whether to work alla prima or in layers.
Moving from realism to Impressionism is about seeing light as color, not just color in shade. Start with quick studies focused on light, not detail—20–30 minute landscapes en plein air, with a goal to capture overall mood. Use a limited, cool-warm palette and intentionally leave some edges rough to avoid over-blending.
Train your eye with optical color practice: do 'color notes' sketches where you mix on the canvas rather than the palette. Pick a simple scene and try painting it twice: once focusing on local color, once focusing on light and temperature. Compare how the air feels in the two results. Use a small palette (like 5 colors + white) so you have to mix for temperature rather than rely on pre-mixed local tones.
Brushwork technique: break the scene into broad shapes and place short, directional strokes that suggest planes. Don’t blend into smooth gradients; instead, let the strokes define structure from a distance. Use a mix of long, loose strokes for sky and short, flicky strokes for foliage and texture. Practice 'seeing with the brush'—what you put down should change as light shifts, not just the subject.
Underpainting and layering: many Impressionists did a tonal underpainting to set values, but you can also start directly with color; the key is value first. Alla prima suits sunny, quickly changing light; layering (glazes and scumbles) can build atmosphere and depth. A simple workflow: tone the canvas coolly, block in color'd shapes, then refine with broken color strokes; or for glazing, wait for dry time and apply transparent color to shift the temperature.
Practice plan and mindset: commit to 4 weeks of structured exercises—gridded value studies, then color experiments, then a final piece where you push light. Look at Monet and Pissarro: notice how edges soften at distance, colors vibrate, and the air around forms shifts. Keep a small notebook of color combos that felt right for light; I find distance helps evaluate success. And give yourself permission to fail—Impressionism is as much about sensation as fidelity.