1) Clip 2) Crop 3) Cut back 4) Destroy undeveloped horn buds 5) Dress 6) Prune 7) Snip 8) Trim 
• (v.) To deprive of buds or shoots, as for training, or economizing the vital strength of a tree.
To remove buds, either completely to prevent flowering or selectively to increase the size of remaining flowers. 
Dis·bud' transitive verb [ See Bud , v. ] (Hort.) To deprive of buds or shoots, as for training, or economizing the vital strength of a tree. 
[v] - thin out buds to improve the quality of the remaining flowers 2. [v] - destroy undeveloped horn buds, of cattle
verb destroy undeveloped horn buds (of cattle)
To remove unwanted buds.
to remove leaf buds or shoots from (a plant) to produce a certain shape or effect. · to remove certain flower buds from (a plant) to improve the quality and size of the remaining flowers. · to dehorn (livestock) by removing the horn bud or preventing its further development.