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Sapphire Blue Oat Grass
Helictotrichon sempervirens 'Saphirsprudel'
Plant Height: 18 inches
Flower Height: 3 feet
Spread: 3 feet
Sunlight:
Hardiness Zone: 3a
Other Names: Saphirsprudel Blue Oat Grass
Description:
A striking clump forming perennial with highly ornamental blue foliage and spikes of tan flowers and seed in mid summer; evergreen in milder winters; cut to the ground in late winter in colder areas
Ornamental Features
Sapphire Blue Oat Grass' attractive grassy leaves remain blue in color throughout the year on a plant with a mounded habit of growth. The tan seed heads are carried on plumes from mid summer to late fall.
Landscape Attributes
Sapphire Blue Oat Grass is an herbaceous evergreen perennial grass with a mounded form. It brings an extremely fine and delicate texture to the garden composition and should be used to full effect.
This is a relatively low maintenance plant, and is best cut back to the ground in late winter before active growth resumes. It has no significant negative characteristics.
Sapphire Blue Oat Grass is recommended for the following landscape applications;
- Border Edging
- General Garden Use
Planting & Growing
Sapphire Blue Oat Grass will grow to be about 18 inches tall at maturity extending to 3 feet tall with the flowers, with a spread of 3 feet. Its foliage tends to remain dense right to the ground, not requiring facer plants in front. It grows at a medium rate, and under ideal conditions can be expected to live for approximately 10 years. As an evegreen perennial, this plant will typically keep its form and foliage year-round.
This plant should only be grown in full sunlight. It prefers to grow in average to dry locations, and dislikes excessive moisture. It is not particular as to soil type, but has a definite preference for alkaline soils, and is able to handle environmental salt. It is highly tolerant of urban pollution and will even thrive in inner city environments. This is a selection of a native North American species. It can be propagated by division; however, as a cultivated variety, be aware that it may be subject to certain restrictions or prohibitions on propagation.
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