Growing Helleborus

Growing Helleborus

Onyx Odyssey Helleborus

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Excellent, long-lived, low-maintenance perennials with evergreen foliage. Very early-blooming, flowering in late winter to early spring. Available in a number of attractive colors with double flowers. Hardy in zones 4 to 9. Plants have a slowly spreading habit and make good groundcovers. New breeding has expanded the color range of the flowers and produced varieties with more upright blooms. Plant in spring so that roots are slightly deeper than in pots.

Maintenance

For part shade to full shade. Prefers fertile, well-drained soils with good organic matter content. Low-maintenance and does not require much care. Damaged leaves and faded flowers can be removed. Helleborus is very deer resistant.

Fertilizer Recommendations

Use full rates of Algoflash Flowering Plant 4-6-7 Liquid Fertilizer (51087), Neptune Fish & Seaweed Fertilizer 2-3-1 (51221), or Osmocote 14-14-14 (51173).

Alternative Products

Other popular perennials for shady spots include Astilbe, Ferns, and Hosta.

Complimentary Products

Moderate feeders, Helleborus benefits from regular fertilization. Use Diatomaceous Earth (50090) or Sluggo Plus (50192) to protect plants from slugs and snails.

Product Recommendations

Good combined with Groundcovers or spring-flowering bulbs.

Helleborus Facts

Very easy-to-grow and rarely bothered by pests or problems. Leaf spot, aphids, slugs, and snails occasionally affect plants. Helleborus plants can live for 100 years or more.

Growing Tips