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Ontario Native Plant Nursery

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Perennials

Silphium laciniatum - Compass Flower
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Silphium laciniatum - Compass Flower

Store/Perennials
C$16.00
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In stock: 15 available
Product Details

A tallgrass species that has sunflower-like, yellow blooms. Probably the most notable features is the deeply-cut, lobed leaves. Attractive to bumblebees and other pollinators. Extremely tall and develops a deep taproot that gives it a high level of drought tolerance once established.

It has been given the name "compass" plant because it's leaves are known to orient themselves on a north-south axis. From the plant's perspective this characteristic is said to reduce the amount of overhead sun exposure allowing it to more efficiently regulate it's temperature.

Height : 4-9 feet (120-270cm) Spread : 1-3 feet (30-90 cm)

Bloom Period : July to September

Light : Full sun to part shade

Water : Dry to medium

Soil : Sand, loam, clay

Zone : 3-8

Native Habitat : Prairies, meadows and savannahs

Landscape Uses : Butterfly gardens, pollinator gardens, meadows and naturalized areas

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