. Botany for secondary schools; a guide to the knowledge of the vegetation of the neighborhood. Plants. 244 WEEDS. mallow or "cheeses" (Figs. 153, 149), teasel. These weeds may be mown when coming into bloom, or the plant may be spudded or cut off below the crown in fall, and care should be taken not to spread the seeds. 415. Some weeds persist for a longer period, sometimes for many years. These are perennials, as docks and daisy. Many of them propagate by underground parts as well as by seeds, such as quack-grass, toad- flax (Fig. 227), Canada thistle, Johnson- grass, nut-grass or
. Botany for secondary schools; a guide to the knowledge of the vegetation of the neighborhood. Plants. 244 WEEDS. mallow or "cheeses" (Figs. 153, 149), teasel. These weeds may be mown when coming into bloom, or the plant may be spudded or cut off below the crown in fall, and care should be taken not to spread the seeds. 415. Some weeds persist for a longer period, sometimes for many years. These are perennials, as docks and daisy. Many of them propagate by underground parts as well as by seeds, such as quack-grass, toad- flax (Fig. 227), Canada thistle, Johnson- grass, nut-grass or coco-grass, bindweed, hawkweed or paint-brush. In lawns and gardens, the roots may be dug out, or the plant cut below the ground with a spud; small patches or clumps may be smothered out by covering deeply with leaves or straw, or sometimes crowded out by securing a dense 415. Evening prim- sod on the area. Thorough and clean cultiva- rose in frmt' I tion will destroy most kinds, but care should be taken not to carry the rootstocks to fresh ground on the plow or cultivator. Meadow and pasture seeds are liable to be carried with grass seed and with grain. 416. The best treat- ment for weeds is to pre- vent or change the condi- tions under which they thrive. A good rotation of crops, cleaning up of waste places and putting them into crops or sod or tim- i Mi. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bailey, L. H. (Liberty Hyde), 1858-1954. New York, Macmillan
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectplants, bookyear1913
