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botanical name:
Delphinium 'Guardian Blue'
Delphinium 'Guardian Blue' © Deeproot Plant Base
synonyms:  Delphinium elatum 'Guardian Blue'
family:  Ranunculaceae
characteristics: perennial
height: 1.20m
width: 0.60m
growth rate: medium
growth habit: clump
leaf colour: green
flower colour: blue
main season: Summer
poison symbol poisonous or irritant
aspect: full sun
conditions: moist soil
preferred soil pH: neutral
minimum temp: -15°C
USDA zone: 4 to 8
description:
Medium height, strong erect stems carry spikes of deep blue and purple flowers with white bees. Deeply lobed, mid-green leaves. Very uniform and predictable flowering.

cultivation:
Deep, fertile, well drained soil in full sun.
Tends to be rather short-lived.

propagation:
From seed or by division.
Will flower in the first season from seed.

usage:
Herbaceous borders, cut flower

other notes:
Guardian Series, developed by Ball Horticulture and Pan American Seed.

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