Step 3: Because this drawing has very little detail, shading is
important. Darken the insides of the leaves with many long, fine
lines. Use shorter lines to shade the curves in the outsides of the
leaves.
Shade the stems with a few long lines. Shade the petals near the
tips and around the bottoms.
Congratulations -- you conquered the tulip in three easy steps! In
the next section, learn how to draw a popular houseplant called the
spider plant.