Roses are mostly grown in South America and Latin America. During the summer months is the best time for this crop as they reach their peak, size, and availability. Roses are available year round however the best months to enjoy them is July and August. The red rose is the most popular rose color while pink roses white roses and yellow roses are also popular choices. Prices do vary based upon the length of the stem and when it comes to Long Stem Red Roses it's considered the best choice in terms of stem length and the size of the flower bloom.