1- Both as a carrier of water and of sustenance, the gourd appearing in a dream may be a great deal to do with our own view of femininity and our ability to nurture.
It is also the ability to link into untapped information and knowledge.
2- The gourd is often a symbol of mystery. As something unusual it can denote secret information, sustenance or nurturing. Because it is is used as a carrier after it has fruited, it can often represent the physical body.
3- A gourd can symbolise the mystery surrounding spiritual progression. At this time we may feel that there is little to go on.... Ten Thousand Dream Dictionary