Proven Perennials
The varieties listed here are St. Louis Proven Perennials. GreenscapeGardens has personally grown these varieties for a minimum of six years with great success. We offer over 400 varieties of Greenscape Grown Perennials.
Remember: Best results are obtained when proper soil conditions, plant site selection, drainage, watering and fertilization is followed.
KEY Light: (F) Sun, (P) Partial Shade, (S) Shade |
| Botanical Name | Common Name | Height | Spacing | Light | Bloom Time |
| Achillea | Yarrow | 18-24” | 18-24” | F | All Summer |
| Aconitum | Monkshood | 36-48” | 12-18” | P | Mid Summer |
| Allium | Chive | 8-10” | 2-4” | F-P | Spring |
| Anemone | Japanese Anemone | 30-48” | 8-16” | F-P | Fall |
| Anthemis | Golden Marquerite | 18-24” | 6-12” | F-P | Mid Summer |
| Aquileqia | Colombine | 8-10” | 12-15” | F-P | Spring |
| Artemisia | Silver Mound | 8-10” | 8-12” | F-P | All Summer |
| Asclepias | Butterfly Flower | 36-48” | 18-24” | F | All Summer |
| Aster | Hardy Aster | 8-12” | 12-18” | F | Fall |
| Astilbe | False Spirea | 12-30” | 12-18” | P-S | Mid Summer |
| Bergenia | Saxifraga | 18-24” | 8-16” | F-P-S | Spring |
| Buddleia | Butterfly Bush | 36-48” | 30-36” | F | Summer, Fall |
| Campanula | Bellflower | 8-10” | 8-16” | F-P | Summer, Fall |
| Centaurea | Bachelor Button | 20-30” | 18-24” | F-P | Summer |
| Chrysanthemum | Hardy Mum | 12-18” | 10-16” | F | Fall |
| Convallaria | Lily of the Valley | 6-8” | 4-8” | P-S | Spring |
| Coreopsis | Tickseed | 12-24” | 18-24” | F | All Summer |
| Corydalis | Yellow Corydalis | 6-18” | 10-16” | F-P | All Summer |
| Delosperma | Hardy Ice Plant | 6-8” | 6-12” | F | Spring |
| Delphinium | Larkspur | 24-36” | 8-12” | F | Early Summer |
| Dianthus | Sweet William | 4-6” | 6-12” | F | Early Summer |
| Dicentra | Bleeding Heart | 12-18” | 12-15” | F-P-S | Late Spring |
| Doronicum | Leopardsbane | 18-24” | 15-18” | F-P | Spring |
| Echinacea | Coneflower | 24-30” | 18-24” | F | Late Summer |
| Echinops | Globe Thistle | 24-36” | 18-24” | F | Summer |
| Euphorbia | Cushion Spurge | 8-12” | 6-12” | F | Spring |
| Fern | “various” fern | 12-60” | 12-60” | P-S | Foliage |
| Filipendula | Meadowsweet | 18-24” | 18-36” | F-P | Summer |
| Gaillardia | Blanket Flower | 12-24” | 12-18” | F | Late Summer |
| Galium | Sweet Woodruff | 6-8” | 4-8” | P-S | Late Spring |
| Gaura | Whirling Butterflies | 24-30” | 24-48” | F | Late Summer |
| Geranium | Cranesbill | 10-18” | 12-24” | F-P | Late Spring |
| Heliposis | False Sunflower | 24-30” | 18-24” | F-P | Late Summer |
| Hemerocallis | Daylily | 12-24” | 8-12” | F | Mid Summer |
Heuchera Coral Bells 18-24” 12-15” F-P Late Spring
Hibiscus Rose Mallow 36-60” 36-48” F-P Summer
Hosta Plantain Lily 12-36” 12-48” P-S Mid Summer
Houttuynia Korean Houttuynia 6-9” 4-8” F-P-S Summer
Hypericum St. John’s Wort 8-12” 6-12” F Late Spring
Iberis Candy Tuft 8-12” 6-12” F Spring
Lamiastrum Golden Dead Nettle 10-12” 8-12” F-P-S Spring
Lamium Spotted Dead Nettle 4-8” 6-8” P-S Late Spring
Lavandula English Lavender 8-12” 6-12” F-P Summer
Liatris Gayfeather 24-36” 18-24” F Summer
Ligularia Ragwort 36-48” 24-30” F-P Summer
Liriope Lily Turf 8-12” 6-8” F-P Summer
Lobelia Cardinal Flower 24-36” 12-18” F-P Late Summer
Lupinus Bluebonnet 24-36” 12-18” F-P Early Summer
Lysimachia Loosestrife 24-36” 15-18” F-P Late Summer
Lythrum Purple Loosestrife 36-48” 24-36” F-P Summer
Malva Hollyhock Mallow 36-48” 18-24” F Summer
Nepeta Catmint, Catnip 12-15” 8-12” F-P Spring
Oenothera Evening Primrose 6-8” 6-12” F-P Summer
Origanum Ornamental Oregano 18-24” 12-18” F Late Summer
Paeonia Peony 30-36” 36-48” F-P Early Summer
Papaver Oriental Poppy 24-30” 30-36” F Late Spring
Penstemon Beardtongue 30-36” 18-24” F-P Early Summer
Perovskia Russian Sage 30-36” 36-48” F Late Summer
Physostegia Obedient Plant 24-36” 18-24” F-P Late Summer
Platycodon Balloon Flower 12-24” 12-18” F-P Late Summer
Polemonium Jacob’s Ladder 18-24” 12-18” F-P Late Spring
Polygonum Fleece Flower 36-48” 12-15” F-P Summer
Primula Primrose 6-12” 8-12” F Spring
Pulmonaria Lungwort 8-12” 8-12” P-S Late Spring
Pulsatilla Pasque Flower 8-10” 8-12” F-P Early Spring
Ranunculus Creeping Buttercup 15-18” 12-15” F-P Early Spring
Rodgersia Rodger’s Flower 12-24” 8-16” P-S Summer
Rudbeckia Black Eyed Susan 12-24” 12-18” F-P Late Summer
Salvia Meadow Sage 12-18” 10-16” F Summer
Saponaria Rock Soapwort 12-15” 8-12” F Mid Summer
Scabiosa Pincushion Flower 12-18” 10-16” F Late Summer
Sedum Stonecrop 4-8” 4-8” F Summer
Sempervivum Hens & Chicks 2-6” 4-8” F Foliage
Sidalcea Prarie Mallow 24-48” 36-48” F Summer
Stachys Lambs Ear 12-16” 8-16” F Foliage
Stokesia Stokes’ Aster 12-18” 12-16” F Late Summer
Thalictrum Meadow Rue 36-48’ 24-36” F-P Late Summer
Tiarella Foamflower 8-12” 6-12” P-S Late Spring
Tricyrtis Toad Lily 24-36” 18-24” P-S Fall
Trollius Globeflower 12-24” 12-18” F-P Spring
Veronica Speedwell 8-18” 6-12” F-P Summer
Viola Sweet Violet 6-8” 4-8” F-P Spring
Yucca Desert Candle 30-48” 24-36” F Summer