Grevillea, Juniper-Leaf Grevillea, Prickly Spider Flower 'Molonglo'

Very vigorous and aggressive groundcover with apricot to yellow flowers for much of the year. Spreads very rapidly when it’s happy, and...Read More although I’m not sure of the ultimate hardiness here, seven out of seven of my plants survived 5F unprotected last December in large raised beds, with only slight to moderate damage.

Low phosphorus conditions with sun and good drainage are advisable. Be careful when planting or pruning, as it’s rather prickly and may cause an allergic reaction in some people.

I have not grown this plant. Grevillea 'Molonglo' was developed by R. Willing of the Australian National University, Canberra during hy...Read Morebridization experiments in 1964 and he applied for registration on May 31,1974. It is cross between an upright red flowered form of Grevillea juniperina from the Canberra region and a yellow flowered prostrate form of Grevillea juniperina from the western foothills of the Budawang Ranges, New South Wales. "Grevillea juniperina 'Molonglo' differs from G. juniperina (yellow flowered prostrate form)in its spreading, not prostrate habit, its narrower, more pungent leaves with closely revolute margins and in its larger apricot flowers with red styles. It also differs from other forms of G. juniperina in its low spreading habit and in flower colour." (Reference: Australian Cultivar Registration Authority, Descriptions of Registered Cultivars)

Low spreading plant that is fast growing. Smothers weeds. Flowers
are Apricot in late winter/early spring, yellow in warmer weathe...Read Morer. Blooms Feb.-Sept. Very cold hardy in Portland (OR).