Grevilleas belong to a genus of plants ranging from groundcovers to trees with 360 species and ... To successfully grow ...

In scientific terms the 115 trees are half sib families (meaning the mother tree is known but the father tree is not, as Grevillea robusta is not a self-pollinating species so the pollen could have ...

If you had mentioned the word ‘grevillea’ to me when I was an apprentice gardener ... robusta will produce its clusters of whiskery orange flowers when a mature tree, its tenderness precludes it being ...