January Arizona Low Desert garden guide: Prune modern roses – remove the dead, crowded, or crossed canes that inhibit air circulation in the plant.  For hybrid teas and grandifloras, cut back 1/3 to 1/2 of the bush.  Leave 4-8″ of plant for optimal blooming.  Remove all foliage and the small twiggy growth.  For Floribundas and […] ↓ Read the rest of this entry…