BREEDERS AND GROWERS 9 

SOIL REACTION (pH Range) OF SOME PLANTS—(Continued) 














Minimum Optimum Maximum 
Common Name Botanical Name pH limit pH range pH limit 
Grass, Red Top Agrostis alba 5.0-—6.0 
“Rhode Island Bent Agrostis tenuis 4.5—6.0 6.5 
“ Rhodes Chloris gayana 6.0—7.5 
Grass, Seaside Bent Agrostis palustris 5.0 6.0—7.0 
“* Small Blue Poa minor 6.0—8.0 
see Limothy Phleum pratense 5.5—8.0 
Grass, Velvet Bent Agrostis canina 5.5—7.0 
Lambs-quarter Chenopodium album 5.0—7.5 
Moss Bryum spp., etc. 6.0—8.0 
Pigweed, Rough Amaranthus retroflexus 5.5—6.5 
Plantain, Bracted Plantago aristata 5.0-6.5 
Plantain, Common Plantago major 5S 6.0-—7.5 
WY Narrow-leaved Plantago lanceolata 5.0 5.5—6.5 
: Rugel’s Plantago Rugelii 6.0—7.5 
Rye, Wild Elymus canadensis 7.0—8.0 
S Virsinian Elymus virginicus 6.0—8.0 
Self-Heal Prunella alba 6.0-8.0 
Self-Heal Prunella grandiflora 6.0—8.0 
Sorrel, Sheep’s Rumex acetosella 5.5—7.0 
Speedwell, Common Veronica officinalis 5.5-6.5 
Thyme, Creeping Thymus serpyllum 5.5-7.0 
Trefoil, Birdsfoot Lotus corniculatus 5.5—7.0 
4 Yellow Medicago lupulina 6.0—7.5 
Vervain, Blue Verbena hastata 5.0-—7.5 

