bunchinggerund / present participle Used mostly of vegetables (e.g., bunching onion) or materials that tend to form bunches.
Definitions
Cultivated or suitable for being harvested or marketed in bunches; tending to form bunches. Bunching onions can be harvested early and sold with their green tops intact.
bunchgerund / present participle Used chiefly attributively (esp. in horticulture) to denote something that forms or grows in bunches.
Definitions
Forming or capable of forming bunches or clusters. They planted bunching onions along the garden bed.