Related by context. Frequent words. (Click for all words.) 57 hardy 51 adaptability 50 heartiness 49 cultivars 48 drought tolerant 48 cultivar 47 tall fescue 46 microclimate 46 heirloom varieties 46 delphiniums 45 zinnia 45 sedums 45 varieties 45 traits 44 tomato varieties 44 genetic variability 44 salt tolerant 44 resilience 44 desirable traits 44 woody plants 44 pest resistant 43 dianthus 43 ripeness 43 butterfly bush 43 fecundity 43 coneflowers 42 ornamental grasses 42 clematis 42 ruggedness 42 downy mildew 42 longevity 42 greenness 42 hardier 42 colder climates 42 characteristics 42 asters 42 hardiest 42 Japanese maples 42 climates 42 resiliency 42 microclimates 42 salvias 42 Daylilies 41 whitefly 41 tropicals 41 primroses 41 corn rootworm 41 perennials 41 herbaceous plants 41 annuals 41 overwinter 41 crabapple 41 susceptibility 41 climatic conditions 41 fortitude 41 nasturtiums 41 genetic traits 41 juiciness 41 phlox 41 deciduous 40 Aphids 40 genetic diversity 40 acidic soil 40 Dahlias 40 cold winters 40 succulents 40 Succulents 40 nutritive value 40 shrubby 40 coolness 40 pungency 40 tolerance 40 japonica 40 cold climates 39 petunias 39 trait 39 sandy soils 39 bloom 39 fierceness 39 robustness 39 toughness 39 groundcover 39 gingers 39 anthracnose 39 yarrow 39 sedum 39 drought resistant 39 nitrogen fixing 39 palatability 39 temperate climate 39 mildness 39 resourcefulness 39 daylilies 38 desiccation 38 foliage 38 flowering 38 overwintering 38 rootstocks 38 hellebores 38 horticulturists 38 blooming