Pink Showy Evening Primrose 500+ Seeds 90% Germ. Grow Zones: 5,6,7,8,9,10 Also known as mexican primrose, pink ladies fever plant; pink primrose plants are a summer through fall bloomer. If protected from frost, these silky perennial flowers will keep on shining. Although the name suggests that the blooms open in the evening, the blossoms are evident during the day as well. Primrose oil has been applied to skin to ease inflammation thought useful for skin conditions such as eczema. It contains gamma linolenic acid, which is an anti-inflammatory omega-6 fatty acid that nurtures the body. Germination instructions: The seeds need sunlight to germinate. Likewise, after loosening the soil bedding, place the seeds snug into the soil without covering them and keep the seeds and soil moist during the germination phase. Germination time can take up to 45 days. After germination, they will be an easy perennial to maintain.