NutriStar Rose is an excellent source of nutrients and minerals for in-ground and container-growing roses including, but not limited to: Tea Roses, Antique Roses, Floribunda, Climbing Roses, Knockout Roses, Grandiflora Roses, Miniature Roses, and Rose Banksias. It helps roses to improve tolerance to dry weather conditions, in addition to promoting heavy flowering while increasing the size and strength of the plant. Apply every 2 weeks at the beginning of spring and then every 60 days during the growing season. NutriStar works with the soil and the soil biology to provide your flowering roses with the best nutrition at the right time and in the right amount. Plants get an immediate boost upon application, coupled with lasting benefits that continue to feed.