2. Oregon grape (Mahonia aquifolium): Zone 5; to 6 feet tall; yellow flowers; evergreen. Early pollinators appreciate the sumptuously scented clusters of golden flowers.
3. Anemone clematis (Clematis montana): Zone 5; to 20 inches tall; pink or white deciduous vine. In spring, this scrambler drapes the garden in a living curtain of color and scent.
4. Fragrant snowball (Viburnum carlesil): Zone 4; to 5 feet tall; white deciduous shrub. Other varieties may look better, but none smell as delicious.Summer
1. Rose 'New Dawn' (climbing rose): Zone 5; to 8 feet tall; pink; climber. Glossy foliage on a vigorous, sturdy plant. Pale blooms with a spicy scent form freely all summer.
2. Regal lily (Lilium regale): Zone 3; 4-6 feet tall; white and purple blooms; bulb. Trumpet-shaped flowers brushed with royal purple pour out their intense scent in midsummer.
3. Sweet Pea (Lathyrus odoratus): Zones 3-10; to 8 feet tall; all colors; annual climber. Modern ruffled forms are less fragrant than old cottage favorites such as 'Antique Fantasy.'
4. Mignonette (Reseda odorata): Zones 3-10; to 2 feet tall; white and green annual. Empress Josephine blended these frizzy flowers with her beloved roses to make a hauntingly sensuous perfume.