Blackhaw ,Viburnum prunifolium Tree Seeds, white flowers
A beautiful and also useful shrub: white flowers in flat inflorescences followed by shiny blue/black fruits; enjoyed by birds, wildlife and not only. They make for a delicious jam.
Usually found on rather moist locations, but it can grow in most regular garden conditions as a multi-stem large shrub or with a trunk; the dark green foliage turns attractive red/purple in the fall.
Blackhaw viburnum is a large shrub with an upright form and rounded shape, making this native shrub attractive when planted individually or grouped for a tall hedge or screen. Flat topped white flower clusters bloom in spring, giving way to yellow berries that turn blue-black. Generally multi-stemmed, Blackhaw has dark green, finely toothed foliage that turns red in autumn. Viburnum prunifolium offers excellent support for birds and pollinators, serving as host plants to numerous butterflies and moths. Viburnums flower profusely whether or not pollination occurs.
Growing Info, follow in order:sowing in late fall/winter Scarification: Soak in water, let stand in water for 24 hours. Stratification: warm stratify for 180 days, cold stratify for 60 days. Germination: sow seed 3/8" deep, tamp the soil, mulch the seed bed. sow 1/4 deep, tamp the soil, mulch the seed bed.
Blackhaw viburnum thrives in U.S. Department of Agriculture plant hardiness zones 3 through 9, meaning that it can be grown in most parts of the U.S. It’s widely available at nurseries and garden centers. Blackhaw is usually grown as a multi-stemmed shrub, although it can be trained as a single trunk tree. It grows up to 15 feet tall and 12 feet wide, so choose a roomy place for this long-lived shrub to spread.
Amend the soil with compost or manure before planting to improve drainage. Blackhaw tolerates both sun and partial shade, although it will bloom better in full sun. Plant blackhaw outdoors in spring or early fall for best results. Water the soil well immediately after planting.