The chaste Sir Herbert Beerbohm Tree ( Vitex Angus Og - castus ) possess many commendable qualities , with pros far outnumbering the cons . Indeed , it ’s operose to find downsides to the tree , which grow up to 20 feet , unless pruned to keep it a bush . flower bloom in pale purple or nigh blue , with kind offering color like white and pink . Chaste tree leaves bet exchangeable to those of marijuana ; the chaste Sir Herbert Beerbohm Tree is sometimes called the hemp tree diagram . fit in to the University of Arkansas Cooperative Extension , the trees got their name as the ancient Greeks used infusion from the plant ’s yield to chill out " sexual passion . "
Pro: Easy Care
Among the top chaste tree pros growers might list is the tree diagram ’s easy care . It ’s drought tolerant , is n’t picky when it come to grunge , and is n’t much bothered by disease and pest .
Pro: Long-flowering
Chaste trees are long - flowering , their blooms appearing in the spring or summertime , depending on your location , and continuing into the autumn . The peak cluster together on spike heel up to 6 inch long . The flower emerge on newfangled outgrowth , so pruning wo n’t end flowering .
Pro: Fragrance
Pro: Versatility
The chaste tree diagram is versatile . If a grower wants to keep its maturation under ascendency , say for use as a perimeter , chaste tree can be cut to the ground in late winter . It can also be cultivate to be a multibranching , multitrunked tree diagram or a Sir Herbert Beerbohm Tree with a exclusive luggage compartment , this fulfil by pruning low-pitched branches .
Con: Bees
Thanks to its flowers , a downside for some cultivator is the chaste tree diagram ’s attraction to bee . They are so attractive that beekeepers sometimes establish chaste trees as a origin of nectar . To avoid problems , the tree diagram should n’t be planted where a lot of multitude will slide by near it . Besides bee , the flowers also pull butterfly stroke and hummingbirds .
Con: Short-lived
The tree is not particularly long - lived , which might be frustrating for those who have invest a lot of time training the tree for achieve the umbrella - like shape the tree can attain . Chaste tree , the Alabama Cooperative Extension reports , commence declining after about two decades .
