THERE ARE | ae few plants which; “although 1 not, t entirely hardy for’ this area, are worth the risks.” ; : include -Bucalypius ashingtonia ‘robusta and ° the other hardier palms, and the Helianthemums.” : The last’ of these‘ are ‘commonly ‘called rock’ roses and are th sub- ty of colors: white, yellow; orange, red, pink,: carmine, fangerine,. etc, This display: will continuc:from as carly as May to the end of: July.* }f you cut the plant back by 30 per tay Ee Be “cent before it is' finished its bloom- There are.over:100 species of the genera’: Helianthemum, ..but. the hybrids‘ of. H. nummularium are’ ‘the: most commonty. available. They come to us in a wide varic- ~~ ing cycle it wil! ‘come . into. bloom: again well into falle.. As with other borderline: hardy plant. materials, rock: roses could ; be, killed. off: by the worst of our ° ~ winter . weather. They: should’ sur- “vive onine Sout ;of 10 years, but “sooner: or “later we. will have’ a winter that: will test, them: to the limits. Ba 8 inexpensive and ‘grow very: y quickly;: unlike the expensive, slow-growing. inter winds’as well, -you; May never peed to- replace theni “A = Fridayy dane 40, 1988: -0Nerts Share News. Unlike other paving. methods: or Deconstiees i flex-' ible.-It' moves: with: the: ground Decorstone’ is.not