From Creatures Wiki
The Nightshade is a bulbous pink and blue weed found in Creatures 1 near the Grendel Mother. Physically similar to the Morning Glory, it has almost converse effects - it gives some nutrition, but will often cause a creature to fall asleep.
Creatures 1 Chemical Composition
- 90 Starch
- 100 Tiredness
- 100 Sleepiness