The Madame Lemoine lilac (Syringa vulgaris 'Madame Lemoine') is an acclaimed, classic French hybrid shrub known for its highly fragrant, double-white flowers that bloom in mid-to-late spring. Growing 8–15 feet tall and 8–12 feet wide, this hardy, deciduous plant features large, dense panicles that contrast with heart-shaped green leaves. It thrives in full sun and well-drained, neutral-to-alkaline soil, making it a popular choice for hedges or specimen planting. 
Key Features & Care:
Blooms: Creamy, chartreuse-tinged buds open to pure white, double flowers that resemble tiny roses.
Fragrance: Strong, sweet scent.
Size: 8-15 ft H x 8-12 ft W.
Hardiness: Zones 3–8.
Light: Full sun (best for blooms).
Pruning: Immediately after flowering to maximize next year's blooms.
Uses: Ideal for privacy screens, cutting gardens, and attracting butterflies. 
This heirloom variety is highly valued for its reliable, prolific blooming and is generally deer-resistant.