Nightberries

"'Only sprouts at night, amazingly...'" The Nightberry can be found after 9 PM on the bush upper side of the top right at Willowdown Farm.

When you eat a Nightberry you can stay up at night till 2-3 AM.

Proverbs
Proverb #2 Nightberries only appear, after nine bells ring so clear

Proverb #3 Next to streams and pools are Nightberries for waking fools

Proverb #10 Nightberry bushes grow, in patches of flowers white as snow