Daylily, PW® Rainbow Rhythm® Blood, Sweat, and Tears DaylilyBlood, Sweat, and Tears Daylily is a semi evergreen perennial with strap like deep green foliage. The massive raspberry red flowers with a broad rosy pink eye, yellow throat, and thin white margins on the petals that blooms in early summer. The flowers attract butterflies and pollinators. Best bloom in deep and rich well drained soils. Drought and salt tolerant once established. Type: Perennial Height: 2' 2. 5' Spread: 1. 5' 2 Spacing: 1. 5 USDA