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Central QLD Coast Landcare Network

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Indian heliotrope

Heliotropium indicum, Fam. Boraginaceae


Stout erect annual herb to 0.5m, covered with long white hairs.

Weed Category: Other invasive plants
Invasive plants that are not prohibited or restricted invasive plants, but are known to spread readily and cause negative impacts, within the region.
Weed: Yes
Form or habit: Herb
Family: Boraginaceae
Leaf: Simple Alternate
Simple, alternate-sub opposite simple ovate, 150 x 30-100mm, tapered at both ends, dull dark green above, paler below, unusually wrinkled, stalks 10-110mm long sometimes winged at apex.
Flower conspicuous: Conspicuous
Flower colour:

Blue, White, Yellow

Flower description: White to blue with yellow throat, 3mm across, borne on the outside of a curled spike that straightens and is up to 150mm at maturity.
Fruit conspicuous: Conspicuous
Fruit colour:

Brown

Fruit: Dry
Fruit description: Brown, deeply 2 lobed, margins of lobes meeting each other below middle of fruit and splitting at maturity into 4 tear-drop shaped ‘seeds’ (nutlets).
Habitat:
Distribution
Food source for:
Toxicity: No toxicity known
Origin: South America
Notes: Invades/threats: wet areas, river banks, wetlands, disturbed areas, coastal zones. Environmental weed.
Information sources: Mackay Regional Pest Management Group (2018) Weeds of the Mackay Whitsunday Region Second Edition.

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