From Emil Chronicle Wiki

The Mandragora Carrot is a pet that can be dropped from weeds in Fareast City

or,

As a farmer, talk to Farmer Manager on Fareast Main Sreet.

Join the Cultivation Club by talking to Farmer Manager.

Talk to Farmer Manager to take you to a secret place.

Dropped by Weeds on the Farm.

[edit] Stats

HP	500
Physical Attack Power	32
Magic ATK	47
Defense	1
Magic Defense	36
Short Range DEX	5
Long Range DEX	95
Magic Hit DEX	10
Short Range AGI	1
Long Range AGI	1
Magical Resist	46
Critial ATK	3