Mazhar Botanic Garden

Grevillea johnsonii McGill

Johnson’s spider flower

Sample code: EGY-MBG-000102
Common name: Johnson’s spider flower
English name: Johnson’s spider flower
Arabic name: جريفيليا جونسونياي
Native: New South Wales, Australia
Country: Australia
(PGR): Cultivated plant

Evergreen shrub or small tree grow to 2-45 m tall leaves pinnatisect, flowers  arranged in groups of between 8-10 flowers, red to orange fruit spherical follicle 10 mm in  diameter containing 1-2 seeds

Ph: mildly acidic to neutral Works well in most soils but prefers a low pH 

If using fertilizer be sure  to use a native low phosphorus fertilizer

Ornamental plant

Texture: Moist
Fertility: High
Drainage: Well drained
Water Sources: Moderate Water
Lights: Sun Exposure
Propagation: Seeds, cuttings, grafted. We're ready to prepare some cuttings. Take a cutting from a grevillea - it's not a problem if it has a soft tip. The roots will form best from just below a node, so take the bottom leaves off. And then just scrape on both sides, to wound the tissue, and we're ready to plant.
Flowering time: Spring and Summer
Zone: 8 : 10
Status: Rare
Life span: Perennial
Habits: Shrub
Sample Type: Introduced - cultivated
Collecting Sources: Botanical garden
Plant Uses: Ornamental
Vegetation types: Evergreen
pH: Acid

The information in this website has been compiled from reliable sources, such as reference works on medicinal plants. It is not a substitute for medical advice or treatment and Mazhar Botanic Garden does not purport to provide any medical advice. Readers should always consult his/her physician before using or consuming a plant for medicinal purposes.