Now, if you wanted to knot the neck of one of these gourds, you'd think it'd be best to do so while the gourd is still young and tender, and hasn't grown into its final form. But Kung Yi-fan tried this for years, and just ended up snapping several hundred gourds without a single success.
由於長柄瓠屬外來種，種植過程中較易感染病毒，想將長柄瓠「打結」，必須在果實尚未定型前將細長幼嫩的柄打成活結，道理不難，但龔一舫嘗試了幾年，折斷數百條長柄瓠，仍未竟全功。