Species

bulb corm tuber

Triumph Tulip 'Prinses Irene'

The Story

Plant Bio

Genus of spring-blooming perennial herbaceous bulbiferous geophytes. Flowers are typically large and showy, with a classic cup shape, and come in a wide range of colors.

A Triumph Group tulip featuring fragrant, cup-shaped, vibrant orange flowers, each with a distinctive purple to bronze flame on the exterior of the petals. Sturdy stems make it excellent for cutting and forcing.

Uses & Benefits:

Prinses Irene tulips add vibrant color to early spring gardens, creating stunning visual displays.

Great for naturalized planting and bulb borders that require minimal maintenance.

Supports early pollinators emerging in spring, enhancing local biodiversity.

SpeciesTulipa dobaricaDobrica Tulip

Essentials

At a Glance

Plant Type

Bulb Corm Tuber

Height

14 inches

Width

6 inches

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8

Water

Average

Humidity

Average

Lifespan

Perennial

Native To

Cultivar

Toxicity

All parts may cause severe discomfort if ingested; bulbs are highly toxic.

Bloom period

Mid-spring – Late spring

In flower about 2 months of the year

Planting

How to Grow

Tuck bulbs 4-6 inches deep in well-draining soil in fall.
Water thoroughly after planting to settle soil around bulbs.
Mist seedlings or young plants regularly for consistent moisture.
Allow foliage to yellow naturally after blooming for bulb energy storage.
Apply balanced fertilizer in early spring for healthy growth.
Lift and divide bulbs every 3-4 years to prevent overcrowding.

Pro Tip

Plant bulbs in a sunny spot with well-draining soil for best blooms.

Keep It Thriving

Care Guide

Do

Water in dry periods during active growth 🌱
Plant at the correct depth to protect bulbs from frost
Fertilize with a bulb-specific fertilizer in early spring

Don't

Don't overwater to prevent bulb rot ❌
Avoid planting in heavy clay soil without amendments
Do not cut foliage until it has yellowed naturally

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Bright, early-spring flower bedColorful naturalized meadowVivid border along pathways

Companion Plants

Grape Hyacinth CrocusDaffodils Primroses Snowdrops

Multiply

Propagation Methods

Good to Know

Common Questions

Triumph Tulip 'Prinses Irene' questions

What zones can Triumph Tulip 'Prinses Irene' grow in?

Triumph Tulip 'Prinses Irene' 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 Triumph Tulip 'Prinses Irene' deer resistant?

Not reliably. Deer may browse Triumph Tulip 'Prinses Irene', especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Triumph Tulip 'Prinses Irene' bloom?

Triumph Tulip 'Prinses Irene' typically blooms in mid-spring through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Triumph Tulip 'Prinses Irene' need full sun?

Triumph Tulip 'Prinses Irene' does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.