Lightly sketch a small oval for the rose center
Draw a spiral inside the oval for the inner petals
Add curved petal shapes around the spiral
Layer more petals outward, making them larger
Vary the petal edges with soft waves and folds
Keep the petals overlapping naturally
Draw the outer petals opening wider
Add the stem below the flower
Sketch a few thorns along the stem
Draw two leaf shapes on each side of the stem
Add leaf veins with thin lines
Darken the main outlines with a sharper pencil
Shade the inner petals more heavily
Add lighter shading on the outer petals
Blend the shading smoothly with a tissue or blending stump
Erase extra guidelines carefully
Add final shadows under overlapping petals and leaves