Travel to the Esoterra Gardens near ( -634, 31, 263 ) Copy/waypoint -634, 31, 263
Click on 3 roots.
Sparkly 'feet' of the arched trees.
The pulp needs to be pressed ...
Place it at ( -673, 13, -904 ) Copy/waypoint -673, 13, -904 and wait for the lumbering sandbrute to step on it
Pick up your flattened pulp and locate a starfire shard to cut the pulp at ( -543, 134, -638 ) Copy/waypoint -543, 134, -638 (little blue crystals, multiple spawns) Cut the pulp.
Gather a Sphinx feather.
( -432, 94, -772 ) Copy/waypoint -432, 94, -772 tucked by a rock. Also found them at ( -455, 134, -846 ) Copy/waypoint -455, 134, -846, ( -480, 133, -851 ) Copy/waypoint -480, 133, -851 and ( -603, 84, -826 ) Copy/waypoint -603, 84, -826.
Around ( 636, -40, -177 ) Copy/waypoint 636, -40, -177. Looks like a pile of orange sand. You may have to zoom in a bit to see it even on high graphics settings.