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Roof Iris

Botanical Name
Roof: Iris tectorum. Water Bird Iris: I. milesii.
Family
Iridaceae
Plant Type
Rhizome
Size (HxW)
Roof: 25-45cm x 10cm. Water Bird: 30-70cm x 10cm
Depth & Spacing
Plant with crown just below soil surface (1- 2cm) and space 10cm apart. In pots plant at the same level.
Soil
A well drained, humus rich acidic soil is preferred. They don’t mind clay soils.
Aspect
Full sun. Light shade is tolerated in warmer climates.
Climate
Cool to Temperate
Frost
Hardy
Water
Water to establish, it takes 4-6 wks of regular watering to establish a plant, then keep moist in active growth.
Fertiliser
Rose food annually in spring is ideal
Flowering Time
Early summer
After Flower Care
Remove spent flowers to tidy. Divide after flowering as required.
Notes
Add organic matter to the soil when planting. Mulch heavily after planting. Divide every three years or so to maintain vigour and to increase your numbers.

Shop Roof Iris

Roof Iris

Roof Iris

Roof Iris

This product is currently out of season.

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Guaranteed Delivery

We start despatching from 17th August 2026. We post Australia wide via Australia Post. Please allow 10-15 business days for delivery. Deliveries to WA and Tasmania may take a little longer due to quarantine requirements. We do not ship outside of Australia. On-site click and collect is available for local customers.