Common Name: Queensland Fire Wheel Tree.
Etymology: Stenocarpus: from the Greek word ‘stenos’ (narrow) and ‘karpos’ (fruit) referring to the shape of the seed capsules. sinuatus: which means wavy in reference to the undulating margins of the leaves.
Origin: Coastal Northern NSW & Queensland (Australia)
Description: Evergreen rainforest tree up to 40m tall in its natural environment but usually around 12m. Slow to moderate growth and long lived.
Foliage: Leaves are alternative, variably lobed ranging from oblanceolate to variably pinnatifid, 150-200mm x 40-50mm, margin sinuate, shiny dark green, paler beneath.
Bark/Trunk: Smooth grey becoming rough fissured forming many small irregular plates.
Flowers: Tubular orange/scarlet, 30mm long, 15 to 20 flowers arranged in umbels like the spokes of a wheel, in the upper leaf axis. Flowering variable from early autumn to early winter.
Fruit: A woody dark brown, boat shaped folicle, 70 – 80mm long with many flat papery brown seeds, ripening in late spring.
Growth Requirements: Best in deep, moist, well drained soil with a high organic content, will grow well in sand loams to clay loams. Needs protection from the sun when young, needs full sun when mature. Will handle frost to -2 degrees C.
Uses: Flower colour contrast tree, shade tree, street tree, screen tree, indoor plant when young, colour contrast with Grevillea robusta and for rainforest gardens.
Maintenance: Fertilize with a Australian native plant fertilizer during the growing season when young then only when necessary, Keep moist at all times.
Sources of Information:
- Australian Trees by Leonard Cronin.
- Own Photography.
- Own TAFE Horticultural notes.