bulb corm tuber

Twin Flower Tuberose

Polianthes geminiflora 'Colima Form'

Not currently listed at our partner nurseries.

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Essentials

At a Glance

Plant Type

Bulb Corm Tuber

Height

24 inches

Width

12 inches

Light

Full Sun, Partial Sun

Zones

8, 9

Water

Moderate, drought-tolerant once established

Humidity

Prefers dry to moderate humidity

Lifespan

Perennial

Native To

Mexico

Toxicity

Sap may cause skin irritation

The Story

Plant Bio

Polianthes geminiflora, known as Colima Form, is a perennial bulbous plant distinguished by its slender, upright stems topped with clusters of fragrant, tubular white flowers that bloom in dense, spike-like formations. This cultivar is notable for its particularly prolific flowering and its ability to thrive in warm, well-drained soils, making it a popular choice for ornamental and aromatic garden use.

Bloom Period:

EarlyLate

Uses & Benefits:

Features striking, fragrant flowers that add elegance and aroma to garden borders.

Drought-tolerant and low-maintenance, ideal for water-wise gardens.

Provides nectar for pollinators like bees and butterflies.

Marketplace

Where to Buy

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

Shipping costs Year-round shipping Free shipping

Planting

How to Grow

Tuck bulbs 4 inches deep into well-drained soil
Water regularly until established, then drought-tolerant
Place in full sun for best flowering
Mulch to retain moisture and suppress weeds
Divide clumps every 3–4 years in early spring
Remove dead flowers to encourage new blooms

Pro Tip

Plant in well-drained soil with full sun for optimal growth.

Keep It Thriving

Care Guide

Do

Water during dry spells to keep soil slightly moist
Mulch around plants to conserve moisture
Fertilize with a balanced fertilizer in spring 🌱

Don't

Overwater to prevent bulb rot ❌
Plant in heavy clay soil without amendment ❌
Neglect mulching in hot weather ❌

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Fertilize
Lift Store
Plant
Stake

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Fragrant border plantDrought-tolerant garden bedVanilla-scented pathway

Companion Plants

Lavender Salvia Echinacea Agapanthus

Multiply

Propagation Methods

Good to Know

Common Questions

Twin Flower Tuberose questions

What zones can Twin Flower Tuberose grow in?

Twin Flower Tuberose is hardy in USDA Zones 8–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Twin Flower Tuberose deer resistant?

Yes — Twin Flower Tuberose is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Twin Flower Tuberose bloom?

Twin Flower Tuberose typically blooms in late summer through late fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Twin Flower Tuberose need full sun?

Twin Flower Tuberose does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Twin Flower Tuberose drought tolerant?

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