Only a handful of goldenrods are tolerant of very wet soils. Bog goldenrod is an excellent choice for wet soils that are slightly acidic. Preference is for full to part sun. Tall (3-5 feet) and showy this plant sports large basal leaves and spiky plumes of yellow flowers mid to late summer from August to September. Great choice for attracting butterflies and other pollinators. Zone 4-8; MD ecotype. // 50 seeds per packet. // Germination requirements: 30-60 days cold-moist stratification.