Bearded Iris: How to Grow the Elegant Rainbow Flower
Flowers

Bearded Iris: How to Grow the Elegant Rainbow Flower

Iris germanica

Growing Bearded Iris: rhizomatous perennial with spectacular flowers in every colour. Full sun, calcareous soil, spring blooming.

Characteristics

Scientific nameIris germanica
Height60-90 cm
Sunlightpieno sole
Waterbassa
Soildrenante calcareo
Toxicitylievemente tossica
Growthmedia
Temperature-20 a 30 °C
FloweringApr, May, Jun
IrrigationWater rarely, only during prolonged drought: Iris hates standing water that rots the rhizomes.

Bearded Iris (Iris germanica) is a rhizomatous perennial with elegant butterfly-like flowers, available in nearly every colour of the rainbow. It grows vigorously in full sun on calcareous well-drained soil, tolerating cold and drought. The spring flowering lasts 4-6 weeks.

Flowering season

JanFebMarAprMayJunJulAugSepOctNovDec

Practical tips

Watering

Water needs: bassa — always check soil moisture before watering.

Position

Prefers pieno sole: provide the right light and rotate the plant for even growth.

Substrate

Recommended soil: drenante calcareo. Refresh the substrate every 1-2 years.

Leaves

Dust the leaves with a damp cloth to support photosynthesis.

Feeding

Feed during the growing season (spring-summer) and stop in winter.

FAQ

When should I plant Iris rhizomes?
Plant the rhizomes between July and September, after flowering, leaving the upper part of the rhizome exposed to the sun. They will bloom the following spring.
When should Iris clumps be divided?
Divide rhizomes every 3-4 years in summer, after flowering: discard the old brown parts and replant only the young rhizomes with green leaves.

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