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Rock Garden Plants

Rock Garden PlantsIn the following list, showing the height to which they grow and the months of their bloom, are a few of the hardy perennial garden rock plants from which one may make a choice:

Anemone sylvestris; 9 in.; May, June.

Aquilegia vulgaris niveo; 3 ft.; May, June.

Arabis alpina (Rock Cress); 5 in.; April, May.

Arenaria montana (Sandwort); 4 in.; April, May.

Asperula odorata (Sweet VVoodruff); 7 in.; May, June.

Aster alpinus albus; 6-12 in.; May, June.

Campanula carpatica alba; 5-7 in.; July, August.

Cerastium tomentosum (Snow-in-Summer); 6 in.; May, June.

Chrysanthemum arcticum (Arctic Daisy); 12-18 in.; September, November.

Delphinium grandiflorum chinense album; 12-18 in.; June, September.

Dianthus deltoides alba; 8 in.; May, June.

Draba fladnizensis (Whitlow Grass) ; 2-3 in.; May, June.

Hutchinsia alpina; 6 in.; May.

Iberis sempervirens; 10 in.; April, May.

Linaria pilosa; 3 in.; May, June. Nierembergia rivularis (White-cup); 8 in.; June-August.

Polygonatum multiflorum (Solomon's Seal); 2 ft.; May, June.

Sanguinaria canadensis (Bloodroot); 6 in.; April, May. Saxifraga umbrosa; i ft.; June, July.

Sempervivum; in variety.

Silene maritima, fl.-pl.; 6 in.; most of the season.

Thymus serppllum; 3-4 in.; June, July.

Trillium grandiflorum (Wake Robin) ; 1 ft.; May.

Yucca filamentosa (Adam's Needle) ; 4-6 ft.; June, July.

Yellow Shades
Achillea tomentosa (Woolly Yarrow) ; 3 in.; June.

Adonis amurensis (Bird's-eye); 1 ft.; April, May.

Adonis vernalis (Ox-eye); 1 ft.; April, May.

Alyssum saxatile (Golden Tuft) ; 1 ft.; April, May.

Draba bruniaefolia; 3 in.; May, June.

Epimedium pinnatum colchicum; 9 in.; May, June.

Hypericum calycinum (Aaron's Beard) ; 1 ft.; August.

Lysimachia nummularia (Moneywort); 2-3 in.; June July.

Oenothera missouriensis; Io in.; June-August.

Papaver nudicaule (Iceland Poppy); 1 ft.; May-August.

Primula auricula; 6 in.; May.

Ranunculus repens, fl.-pl.; 1 ft.; May, June.

Sedum acre (Golden Moss) ; 2-3 in.; May, July.

Viola gracilis; 1 ft.; all season.

Pink Shades
Aceranthus diphyllus roseus; 9 in.; May, June.

Androsace lanuginosa; 6 in.; May, June.

Aster alpinus; 9 in.; May, June.

Centaurea dealba.ta; 1-2 ft.; July, August.

Crucianella stylosa (Crosswort); 6-9 in.; June-September.

Dianthus deltoides (Maiden Pink) ; 8 in.; May, June.

Dicentra formosa (Bleeding Heart) ; 1 ft.; May-August.

Epigaea repens (Trailing Arbutus); 2-4 in.; April, May.

Heuchera brizoides (Alum Root); 1.5 ft.; May-September.

Incarvillea delavayi; 18 in.; June.

Lychnis alpina; 6 in.; April.

Lycoris squamigera; 2 ft.; July.

Phlox amoena; 4-6 in.; April, May.

Phlox subulata; 3-6 in.; April, May.