perennialN. America Native

Red Lupine

Lupinus polyphyllus 'Red'

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Perennial

Height

36 inches

Width

15 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8

Water

Moderate

Humidity

Average

Lifespan

Perennial

Native To

North America

Toxicity

All parts are toxic if ingested, especially seeds

The Story

Plant Bio

Lupinus polyphyllus 'Red' is a perennial plant known for its tall spikes of red flowers and distinctive palmate leaves. It attracts pollinators and thrives in well-drained soil. This cultivar features vibrant red flower spikes which are particularly striking in mixed borders and cottage gardens.

Bloom Period:

EarlyLate

Uses & Benefits:

Lupinus polyphyllus adds vibrant color and vertical interest to gardens, attracting pollinators with its striking flower spikes.

Its nitrogen-fixing ability enriches the soil, reducing the need for synthetic fertilizers.

Supports bees and butterflies, promoting healthy pollinator populations.

Marketplace

Where to Buy

We couldn't find this plant listed online right now.

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Planting

How to Grow

Tuck seeds into well-draining soil in early spring.
Mist cuttings lightly to encourage root growth over 6 weeks.
Water regularly but avoid waterlogging during active growth.
Fertilize with a balanced, low-nitrogen fertilizer in spring and summer.
Prune after flowering to promote bushier growth.
Mulch around plants to retain moisture and suppress weeds.

Pro Tip

Soak seeds overnight before planting to improve germination rate.

Keep It Thriving

Care Guide

Do

Provide full sun for optimal flowering 🌞
Water consistently during dry spells 💧
Fertilize in spring with a low-nitrogen mix
Prune spent flower spikes to encourage reblooming

Don't

Don’t overwater to prevent root rot ❌
Avoid planting in heavy clay soil without amendments
Don’t neglect deadheading to prolong bloom
Refrain from excessive fertilizing which can reduce flowering

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Deadhead
Fertilize
Mulch
Plant
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Vivid flower borderWildflower meadow accentPollinator-friendly garden

Companion Plants

Echinacea Coreopsis Salvia Gaillardia Achillea

Multiply

Propagation Methods

Good to Know

Common Questions

Red Lupine questions

What zones can Red Lupine grow in?

Red Lupine is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Red Lupine deer resistant?

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

When does Red Lupine bloom?

Red Lupine typically blooms in late spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Red Lupine need full sun?

Red Lupine does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Red Lupine drought tolerant?

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