The Watmel Berry (Japanese: カイスのみKaisu Fruit) is a type of Berry introduced in Generation III. Its description claims that it can grow over 20 inches, making it the largest Berry; however, ones the player obtains are only 9.8 inches (25cm), behind several Berries such as the Kelpsy Berry (15 inches, 38.1 cm) and the Belue Berry, (11.8 inches, 30 cm).
Tell the Berry Master's wife (on 123) the phrase Overwhelming Latias, which is obtained by seeing the respective Pokémon after defeating the Elite Four (obtainable once only.)
Correctly answer the Quiz Lady's question: "Which of these is music?".
A Watmel Berry will mature from a planted seed to a full-grown, fruit-bearing tree in 72 hours, with 18 hours per stage. A Watmel tree will yield 1-2 berries.
Generation IV
A Watmel Berry will mature from a planted seed to a full-grown, fruit-bearing tree in 60 hours, with 15 hours per stage. A Watmel tree will yield 2-15 berries.
At 100% performance, this Berry will contribute 250 units of powder.
Poffin Cooking
At 100% performance, this Berry may produce a level 27 Sweet-Bitter Poffin.
In the anime
Watmel Berries in the anime
A Watmel plant appeared in PK23. Snivy used a Watmel Berry from the plant to lead Snorlax away from the hole which the Rinka Berry fell into, as it had rolled on top of the hole.
Names
Language
Name
Origin
Japanese
カイスのみ Kaisu no Mi
From スイカ Suika (Watermelon).
English
Watmel Berry
From watermelon.
French
Baie Stekpa
From pastèque.
German
Wasmelbeere
From Wassermelone.
Italian
Baccacomero
From cocomero.
Spanish
Baya Sambia
From sandía.
Korean
슈박열매 Syubak Yeolmae
From 수박 subak, Watermelon.
Chinese
甜瓜 Tiánguā
Refers to the muskmelon, but is most likely derived from 甜 tián (sweet) and 水瓜 shuǐguā (watermelon).