Hi,

I hope you are doing well.

There are four Colleges which offer B.sc horticulture in Bangalore and they are as follows :-

1. College of Horticulture, Bangalore.
2. Wisdom school of Management, Bangalore.
3. Univeristy of Agricultural Sciences, Bangalore.
4. Sri Balaji Correspondence College, Bangalore.

I hope the above information helps.
All the very best.