Ocean Spray (Holodiscus discolor)

Ocean Spray

Holodiscus discolor

Clouds of tiny white blooms drift like coastal mist. Deciduous shrub; common name: ocean spray.

Full sun
1–2/week
Beginner
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Plant Needs

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Sunlight Full sun to partial shade; tolerates coastal wind and dry, exposed growing conditions
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Watering Water deeply when the top 5 cm of soil is dry; drought-tolerant once established
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Temperature Hardy to -15°C; withstands hot, dry summers and cold, snowy winters
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Characteristics

  • Leaf: Oval to oblong leaves with serrated margins, gray-green underside, 2–8 cm long
  • Flower: Dense, cascading panicles of tiny creamy-white flowers, 10–30 cm long
  • Stem: Slender, reddish-brown stems with peeling bark on mature specimens
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Care Guide

Watering

Water regularly during establishment; reduce frequency once mature

Fertilization

Apply a thin layer of compost in early spring. Avoid high-nitrogen fertilizers to prevent excessive foliage growth over flowering

Banana peel compost tea:Compost banana peels for 2–3 weeks; dilute 1:20 with water for root drench to support blooming
Pruning
  • Prune spent flower panicles after blooming to encourage compact growth and rebloom
  • Thin crowded branches in late winter to improve airflow and light penetration
  • Remove dead or damaged stems annually to maintain plant health and shape
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA-verified non-toxic to cats; no reported toxicity

Humans: Non-toxic to humans; no known adverse health effects from ingestion or contact

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental shrub for hedges, coastal gardens, and wildlife habitat; attracts bees and butterflies