In order to adapt to the desert water-deficient climate, cactus leaves have evolved into short spines to reduce water evaporation, and it can also be used as a weapon to prevent animals from swallowing. It is also very cute to draw.
1. Draw the stem of cactus.
Step 2 draw a heart-shaped flower
3. Then there are the lines of cactus.
Step 4 add a flowerpot
Other cactus potted stick figures: