How to Weather MDF Terrain Walls for Realistic Effects

Quick Answer

To weather MDF terrain walls realistically, start with a base coat, then apply washes for shadows, drybrush for highlights, and add subtle damage with sponging or stippling. Focus on edges and recesses where wear naturally occurs.

Step-by-Step Weathering Process

1. Step 1: Seal and Prime: Apply a thin coat of PVA glue or spray primer to the raw MDF. This prevents the wood from soaking up paint unevenly and gives a consistent base. Use a dark grey or brown primer for a natural shadow start. Skipping the seal can cause paint to lift later. Always seal first.
2. Step 2: Base Coat: Paint the entire wall with a matte acrylic color that matches your desired stone or plaster. Two thin coats work better than one thick layer. For stucco walls, a warm off-white or light sand is ideal. Thin coats preserve detail. Thick paint can fill in brick lines.
3. Step 3: Apply a Wash: Mix a dark brown or black wash (or use a ready-made one) and brush it into recesses, corners, and along the base. Let it pool slightly, then wipe excess from flat areas. This creates depth and simulates grime. Too much wash can stain the whole surface. Work in small sections.
4. Step 4: Drybrush Highlights: Load a dry brush with a lighter shade of your base color, then wipe most of it off on a paper towel. Lightly drag the brush across raised edges, bricks, and corners. This brings out texture and suggests sun-bleached areas. Use a soft, flat brush for broad walls and a small round brush for detailed corners.
5. Step 5: Add Chipping and Damage: Dip a piece of sponge or a stiff stippling brush into a dark brown or rust color, dab off most of it, then lightly tap along edges and corners. Focus on high-traffic areas like doorways and base edges. Less is more. You can always add more chips, but removing them is hard.
6. Step 6: Final Dusting: Mix a very light sand or beige with water to a milky consistency and lightly brush it onto lower sections and horizontal surfaces. This simulates settled dust. Alternatively, use a soft pastel powder brushed on dry. Avoid dusting the entire wall evenly. Real dust accumulates in patches.

Products to Start With

• Town Wall Corner: Use these town wall kits to protect your Roman wargaming table or legionary fortress. Supplied unassembled and unpainted in kit form with full instructions. Dimensions Approx. W147 x L148 x H78mm (to walkway), 156mm (to top of roof). Features a removable roof. The removable roof gives you easy access to interior details for weathering, and the corner shape offers plenty of edges and recesses to practice drybrushing and washes.
• Walls - High Stucco Walls, Intact: This set of 8 straight 30mm high stucco walls contains 4x 100mm long and 4x 200mm long, plus 12x corner pillars to join the walls together. Supplied unassembled and unpainted. The pillars create natural shadow lines and joints where weathering effects like dirt buildup and paint chipping look most convincing.
• Mediterranean Wide House - 2 Floors with Flat Roof: The Mediterranean modular (28mm) range represents buildings that can be found from Croatia to Malta, Italy and beyond. Ideal for games set throughout middle to modern history. Supplied unassembled and unpainted. The flat roof and modular design let you practice weathering on different surfaces and heights, and the historical setting benefits from subtle aging effects.