YOu can get "christmas" cactus that bloom at just about any time of the year - some rebloom. A family friend (now decades deceased) had, in addition to 500 plus varieties of daffodils and narcissus, about 75 varieties of christmas cactus. she said her favorite was really a "Labor Day: cactus - because it almost always started bloom the last week of August or the First week of September.