You can plant even if your ground is frozen. Elderberries want to be planted in cool weather so they can establish roots instead of focusing on leafing out. Prepare your planting area. Elderberryplants grow between 10 to 12 feet tall and 6 feet across, though some can reach heights of 20 feet tall. Plant in an area they will have room to grow. Black Lace elderberry prefers warm temperate climates and humidity. They are a fairly hardy plant and cold-tolerant. When plantingelderberry bushes, you should note that the berries will grow on the bushes the first year you plant them. What is the best time to plantelderberry? What do you have to bear in mind when growing elderflower in pots? Find everything you need to know about plantingelderberry trees here. One of the most unknown commodities in the gardening world is the elderberry bush. It's a native plant to North America, but the popularity of the elderberry bush isn't high by any means. Elderberries fruit on new wood, so prune in late winter while the plants are still dormant. Learn how to grow elderberries. These tough and versatile shrubs are a perfect choice for wildlife gardens, at the back of a border, or as a single specimen. Plant them 2 inches deeper than grown at the nursery. Water after planting. Remember that Elderberryplants are shallow rooted so keep the watered especially during dry periods. PlantingElderberry Bushes. Elderberries are typically grown from either bare root or potted plants. Potted plants usually grow a little faster, but bare root plants can be more affordable.