Allelopathy plays a significant role in the cLrltivation ofhorticultural crops. In recent years, it is being explored as one of the means fbr weed nranagenlent to reduce clremical inputs into the horticultural prodLrctiort systerns. The allelochernicals releascd fl'ont covel'crops or crop residues/rnulches provide weed control (4, 6). Allelopatliic suppression of weeds is receiving greater attention as a possible alternative weed management strategies (l). A comparison on the use of herbicides and horticultural crop wastes like dry leaves of mango and neem trees as mulches to rnanage rveeds in rose (Rosa h), brida cv. Happiness) basins ireporled in the present study.