Alcea roseae
perennial

Hollyhock

Alcea roseae

The Story

Plant Bio

Tall biennial or perennial with striking, large pink flowers.

Unique for its tall stature and ability to attract beneficial insects.

Uses & Benefits:

Ornamental UsesProvides tall, vibrant blooms that enhance garden borders and flower beds.
Practical UsesSupports pollinators such as bees and butterflies, promoting ecological health.
Ecological BenefitsAdds biodiversity and attracts beneficial insects to the garden ecosystem.

Essentials

At a Glance

Plant Type

Perennial

Height

72"

Width

24"

Light

Full Sun

Zones

4, 5, 6, 7, 8, 9

Water

Moderate

Humidity

Average

Lifespan

Perennial

Native To

Southwest Asia

Toxicity

Non-toxic to humans and pets

Bloom period

Mid-summer – Late summer

J
F
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M
J
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In flower about 2 months of the year

Planting

How to Grow

  1. Tuck seeds into well-draining soil in early spring for best germination.
  2. Mist cuttings regularly to maintain humidity and promote root growth.
  3. Water deeply once a week during dry spells to encourage healthy growth.
  4. Fertilize with a balanced liquid feed every 4-6 weeks during the growing season.
  5. Stake tall stems to prevent wind damage and support plant structure.
  6. Remove spent flowers to encourage continuous blooming and tidy appearance.

Pro Tip

Plant in full sun with rich, well-draining soil for abundant blooms.

Keep It Thriving

Care Guide

Do

  • Water regularly during dry periods 💧
  • Prune to shape and remove dead or diseased stems ✂️
  • Apply organic compost annually for healthy growth
  • Mulch around the base to retain moisture and suppress weeds
  • Support tall varieties with stakes or cages

Don't

  • Avoid overwatering to prevent root rot ❌
  • Do not neglect staking for tall varieties
  • Refrain from heavy fertilization late in the season
  • Don't harvest flowers before full bloom
  • Avoid planting in poorly drained soil

Seasonal Care Calendar

TaskJanFebMarAprMayJunJulAugSepOctNovDec
Deadhead
Pest Check
Spring Cleanup
Stake

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Airy border plantColorful perennial bedWildflower meadow accent

Companion Plants

Lavender SalviaEchinaceaYarrow Coreopsis

Multiply

Propagation Methods

Good to Know

Common Questions