Prairie Dock (Silphium terebinthinaceum)

Prairie Dock Silphium terebinthinaceum is a wild plant seed product offered by Northern Wildflowers. The indicated height is 4-8 ft tall. The recommended exposure is full sun. The indicated period is flowering August to September. The features presented reflect the information associated with this product and should be read with the information printed by the supplier. The format used in this import corresponds to the small retail packet and excludes bulk or large packet formats. For sowing, respect the depth, period, pretreatment, and duration indicated on the product packet.

The recommended soil moisture is dry to very moist. The published hardiness corresponds to zones 4-8. The packet contains approximately 25 seeds per pack and covers 25 ft². For sowing, respect the depth, period, pretreatment, and duration indicated on the product packet. Keep the seedbed consistently moist during germination without saturating it, then adjust watering according to observed conditions. Careful soil preparation, good contact with the substrate, and consistent monitoring promote uniform establishment. Keep the packet sealed in a cool, dry, and dark place until sowing.

The supplier associates this product with native flora. The published information associates it with birds and pollinating insects. Keep the seedbed consistently moist during germination without saturating it, then adjust watering according to observed conditions. Careful soil preparation, good contact with the substrate, and consistent monitoring promote uniform establishment. Keep the packet sealed in a cool, dry, and dark place until sowing. Keep the seedbed consistently moist during germination without saturating it, then adjust watering according to observed conditions.