Will OrnamentalGrass Grow in ClaySoil? When it comes to growing ornamentalgrass, claysoil is seldom an issue. In fact, many species of ornamentalgrass for claysoil are able to withstand harsh growing conditions, such as excessively wet soil and/or cold temperatures. Claysoil has always been considered the bane of the Southern gardener’s existence. There are, however, reasons to embrace it.Many of the ornamentalgrasses are included in this group, including switchgrass (Panicum) and fountain grass (Pennisetum). Many ornamentalgrasses, such as tall grasses and perennial grasses, boast a tough-as-nails constitution and good looks that don’t require lots of pampering. Learn what landscape grasses thrive in the heat. This ornamentalgrass grows nearly anywhere, from soggy soil to sun-baked clay. It can drop a lot of seedlings, so deadheading the plumes as they mature to keep it from becoming weedy in your garden is a must. But, as grasses goes this is a nice one to use. Particularly Resistant To (Insects/Diseases/Other Problems): Tolerant of poor soil (sand, clay) and drought. Dimensions: Height: 2 ft.OrnamentalGrasses and Sedges. Habit/Form: Clumping. Ornamentalgrasses: our new products, new varieties, exclusive products and old varieties brought up to date.Melliferous perennials per usage View all. Nectar-rich perennials for dry soil. Perennials Cacti and succulents. Morning Light OrnamentalGrass Care. Plant in an area of good drainage. Deeply till the soil and incorporate organic matter. Plant no deeper than the pot or it could rot in the ground.This ornamentalgrass tolerates conditions from dry and rocky to moist clay. Master Maiden Grass spacing. We detail distances required for specific cultivars, screening, and optimal plant health.Although it tolerates various soil types, amending heavy claysoils with organic matter, such as compost, improves drainage and root penetration. Today's photos are from Roger and Mary Greenberg in Marin County, California. Roger says, "We started this garden from scratch 18 years ago, slowly amending the claysoil and planting drifts of...Dry Grassy Hillside. Garden GrassesOrnamental. Wild Grasses - Large. It tolerates sandy soils, claysoils, and even periods of drought once established.Unlike some ornamentalgrasses, muhly grass stays well-behaved and non-invasive, making it safe for both residential gardens and naturalized landscapes.