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Convolvulus cneorum

Silverbush

Garden

Wishlist

  • Convolvulus cneorum | Copyright Greenplantswap 2019
  • Convolvulus cneorum | Copyright Greenplantswap 2019
  • Convolvulus cneorum | Copyright Greenplantswap 2019

Features

  • BloomsMay to August
  • Height0.5m to 0.75m
  • Spread0.6m to 1m
  • Growth HabitBushy round
  • Flower ColourBlue-mauve white-green
  • Leaf ColourSilver shades
  • AwardsRHS Garden Merit

Description

Convolvulus cneorum (Silverbush). Fast upright spreading evergreen perennial sub-shrub native to Italy, the Balkans and North Africa. Has many weak, up-curving stems sprouting from the base. Silvery green, lance-shaped to linear and finely haired leaves grow in tufts along the stems. At the top of stems are dense clusters of flower-producing, silky buds which appear through spring and summer.

Characteristics

Perennial, Evergreen, Fragrant

Origin

Italy, Balkans and N. Africa

Interest and use

Summer interest.

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  • Convolvulus cneorum | Copyright Greenplantswap 2019
  • Convolvulus cneorum | Copyright Greenplantswap 2019
  • Convolvulus cneorum | Copyright Greenplantswap 2019

Needs

  • LightFull sun
  • HardinessHardy (min -10°C)
  • SoilChalky
  • Soil pH7.0
  • WaterSemi-moist

Cultivation

Dead-head to prolong flowering.

Propagation

Propagate by seed sown outdoors in mid spring for hardy plants or under glass in spring for tender plants, perennials and sub-shrubs by softwood cuttings in late spring or summer. The annuals should be sown direct and you will need to soak your seeds for 24 hours prior to sowing them.

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