f4.0 – 1/180 – Speedlight with red gel and mini-softbox handheld on left side. Color and contrast adjusted in photoshop

f5.6 – 1/180 – Speedlight with brown gel coming from back left and another speedlight with honeycomb grid coming from front right.

f5.6 – 1/180 – Speedlight with honeycomb grid coming from top left.

f5.6 – 1/180 – Lighting setup shown below

f6.7 – 1/180 – Speedlight with shoot-through umbrella on right side. White foam board on left side as reflector.

f6.7 – 1/180 – Speedlight with shoot-through umbrella on right side. White foam board on left side as reflector.

cactus plant

f3.5 – 1/125 – Speedlight with mini-softbox from top left – serving as fill flash.

f5.6 – 1/125 – Speedlight with brown gel aimed at background from 2ft below table top. Orange color enhanced in Camera Raw.

Tree bark

f5.6 – 1/125 – Speedlight with mini-softbox coming from top left.

Red Leaf

f6.7 – 1/180 – Speedlight with mini-softbox coming from front right side. Unmodified speedlight coming from back right, aimed toward background.