Related by context. Frequent words. (Click for all words.) 70 drought tolerant plants 67 xeriscaping 66 xeriscape 61 landscaping 61 drought resistant 59 drought tolerant 59 graywater 59 composting toilets 58 hardscape 57 low flow showerheads 57 waterless urinals 56 dual flush toilets 56 rainwater harvesting 55 greywater 54 herb gardens 54 buffer strips 54 rooftop gardens 54 rainwater runoff 54 composting toilet 54 collect rainwater 54 Mulching 53 drip irrigation 53 daylighting 52 bamboo flooring 52 bamboo floors 52 swales 51 perennial grasses 51 windbreaks 50 groundcover 50 pervious concrete 50 native grasses 50 shrubs 50 geothermal heating 50 landscaped 50 planter boxes 50 groundcovers 49 retention basins 49 lush landscaping 49 mulches 49 rotational grazing 49 programmable thermostats 49 vegetable gardens 49 shade tolerant 49 succulents 49 vermicomposting 49 mulching 49 gardens 48 radiant heating 48 mulch 48 flush toilets 48 lawns 48 landscaped median 48 trees shrubs 48 sedum 48 planters 48 prairie grasses 48 plantings 48 organic gardening 48 compost piles 48 composting 47 ecologically sound 47 skylights 47 sprinklers 47 vegetation 47 rooftop garden 47 grasses 47 compost 47 environmentally friendly 47 evaporative cooling 47 WaterSense 47 Planting trees 47 compact fluorescent lights 47 paved surfaces 47 Succulents 47 evergreen shrubs 46 installing sprinkler 46 greenery 46 mesquite trees 46 rainwater 46 groundwater recharge 46 installing solar panels 46 irrigation 46 arbors 46 stormwater 46 planting trees 46 houseplants 46 ecologically friendly 46 automatic sprinkler 46 sodded 46 agroforestry 46 vegetated 46 garden 46 rain gutters 46 solar panels wind turbines 46 sedums 46 stormwater runoff 46 solar panels 46 detention basins 45 aerators 45 retrofitting 45 composts