The spacing to allow between ground cover plants depends on the particular plant and, to some extent, on how quickly you want the area covered with growth. The descriptions in the sampler give guidelines for spacing; for ground covers not discussed there, consult knowledgeable nursery personnel. Check the chart below to calculate the area that will be covered by a specified number of plants set out at various spacings.
Spacing between plants | 48 plants* | 64 plants* | 72 plants* | 100 plants* | ||||
6 in. | 10 sq. ft. | 13 1/2 sq. ft. | 15 1/2 sq.ft. | 21 1/2 sq. ft. | ||||
8 in. | 18 sq. ft. | 24 1/2 sq. ft. | 27 1/2 sq.ft. | 38 sq. ft. | ||||
10 in. | 28 1/2 sq. ft. | 38 1/2 sq. ft. | 43 sq.ft. | 60 sq. ft. | ||||
12 in. | 41 1/2 sq. ft. | 55 1/2 sq. ft. | 62 1/2 sq.ft. | 86 1/2 sq. ft. | ||||
15 in. | 64 1/2 sq. ft. | 86 sq. ft. | 97 sq.ft. | 135 sq. ft. | ||||
18 in. | 92 sq. ft. | 123 sq. ft. | 138 sq.ft. | 192 sq. ft. | ||||
24 in. | 165 1/2 sq. ft. | 220 1/2 sq. ft. | 248 sq.ft. | 344 1/2 sq. ft. |
*Plants per flat