Some fungicides including benomyl, dicopper chloride trihydroxide, copper sulfate and copper hydroxide may be used as flower buds begin to appear on the avocado tree. Mexican varieties bloom the earliest from January through February on average, West Indian varieties bloom during February and March, and Guatemalan varieties from March to April. The respective geographic regions experience drier weather conditions during the blooming periods.
As the avocado tree begins to produce flower buds, certain fungicides like benomyl, dicopper chloride trihydroxide, copper sulfate, and copper hydroxide can be used. Mexican varieties usually bloom first from January to February, followed by West Indian varieties in February and March, and Guatemalan varieties in March and April. The regions where these varieties are grown experience drier weather during their blooming periods.