Species

Alcea roseaHollyhock

18 other cultivars

perennial

Las Vegas Hollyhock

Alcea rosea 'Las Vegas'

The Story

Plant Bio

The 'Las Vegas' strain of Alcea rosea features tall spikes of large, single flowers in a unique range of colors including chestnut-brown, red, copper, yellow, and pink.

It is known for its unusual, 'gambler's choice' color palette and impressive height, making a bold statement in the back of a border.

Uses & Benefits:

Alcea roseus Las Vegas adds vibrant color and height to borders, attracting pollinators like bees and butterflies.

Provides dense foliage for privacy screens and natural fencing.

Supports local ecosystems by attracting hummingbirds and beneficial insects.

SpeciesAlcea roseaHollyhock

Essentials

At a Glance

Plant Type

Perennial

Height

72 inches

Width

24 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8, 9

Water

Moderate

Humidity

Average

Lifespan

Biennial or short-lived perennial

Native To

Asia

Toxicity

Non-toxic to humans and animals

Bloom period

Mid-summer – Late summer

In flower about 2 months of the year

Planting

How to Grow

Tuck seeds into moist soil in early spring for best germination.
Water regularly to keep soil evenly moist during growth.
Fertilize monthly with a balanced, water-soluble fertilizer.
Prune after flowering to encourage bushier growth.
Mulch around the base to retain moisture and suppress weeds.
Transplant seedlings carefully after the last frost date.

Pro Tip

Plant in full sun with well-draining soil for vibrant blooms.

Keep It Thriving

Care Guide

Do

Ensure the plant receives at least 6 hours of sunlight daily 🌞
Water deeply once a week during dry spells 💧
Apply a balanced fertilizer monthly during the growing season
Stake tall varieties to prevent wind damage
Deadhead spent flowers to promote continuous blooming

Don't

Avoid overwatering to prevent root rot ❌
Don't forget to prune after flowering
Avoid planting in poorly-draining soil
Refrain from excessive fertilizing which can cause legginess
Don't neglect pest and disease monitoring

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Pest Check
Prune
Stake

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Colorful perennial borderVertical accent in garden bedsWildflower meadow element

Companion Plants

Lavender Coreopsis Echinacea SalviaRussian Sage

Multiply

Propagation Methods

Good to Know

Common Questions

Las Vegas Hollyhock questions

What zones can Las Vegas Hollyhock grow in?

Las Vegas Hollyhock is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Las Vegas Hollyhock deer resistant?

Not reliably. Deer may browse Las Vegas Hollyhock, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Las Vegas Hollyhock bloom?

Las Vegas Hollyhock typically blooms in mid-summer through late summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Las Vegas Hollyhock need full sun?

Las Vegas Hollyhock does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Las Vegas Hollyhock drought tolerant?

Yes — once established (usually after the first full season), Las Vegas Hollyhock handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.