1. Productive or conducive to producing in abundance
   "be fruitful and multiply"
    
2. Yielding positive results
   "Their fruitful collaboration led to groundbreaking research";
   - productive

See also: baccate, bacciferous, berried, blue-fruited, bountiful, breeding, bumper, dark-fruited, fat, fertile, generative, high-yield, oval-fruited, plentiful, procreative, productive, prolific, red-fruited, reproductive, rich, round-fruited, small-fruited, successful

Antonym: unfruitful