I live on the Gold Coast in Queensland and have 4 rose bushes in my garden that started out just lovely..2 Borderline (Blushing Pink and Ruby Red (large tight blooms) and .Blue River and Ophelia (very tall - both hybrid teas) ... over the past couple of months they have all become very spindley, small flowers (if any), many black spotted yellow leaves and just very unhappy (just like me!)....what's happened?..any advice would be very welcome...regards Elly