PROBLEM TO BE SOLVED: To provide a low noise cordless horticultural tool having high versatility, performing a plurality of pieces of work with a single tool.SOLUTION: The cordless horticultural tool 1 (attachment type mower) is configured to include a main operating part 2 provided with a motor, a case (housing) 6 housing the motor, a battery detachably mounted on the case 6, a shaft pipe (cylindrical member) 3 connected to the case 6, a driving shaft for transmitting rotation of the motor installed on the shaft pipe 3, and a cutting blade attachment (working unit) 4 provided with a driven shaft rotating by receiving rotation from the driving shaft of the main operating part 2 and a working part (cutting blade 24) driven by the driven shaft, wherein the cutting blade attachment (working unit) 4 is detachably installed on the end of the opposite side to the motor of the main operating part 2.