Horticulture, a text book for high schools and normals, including plant propagation; . ant; 2, seedling; 5, seed small and enlarged. (Minnesota Station.) Fig. 250.—Five-Finger; 1, top of plant; 2, seedling; 3, seedling somewhat older; 4, separate leaf; 5, seed enlarged. (Minnesota Station.) It may be said that weeds are beneficial in some respects. Theycause the owner to till the soil when otherwise he might neglectit. Some are good for feeding pigs or other stock, prickly lettuce(Fig. 247), pig weeds and others are relished by swine. Weeds and Grasses in Orchards.—It has already been shown in
Horticulture, a text book for high schools and normals, including plant propagation; . ant; 2, seedling; 5, seed small and enlarged. (Minnesota Station.) Fig. 250.—Five-Finger; 1, top of plant; 2, seedling; 3, seedling somewhat older; 4, separate leaf; 5, seed enlarged. (Minnesota Station.) It may be said that weeds are beneficial in some respects. Theycause the owner to till the soil when otherwise he might neglectit. Some are good for feeding pigs or other stock, prickly lettuce(Fig. 247), pig weeds and others are relished by swine. Weeds and Grasses in Orchards.—It has already been shown inthis volume that orchards should have a cover crop started aboutthe middle of July or first of August, The purpose of this is tocheck the wood growth of the trees and cause them to ripen there 352 CONTROL OF WEEDS wood and buds ready for winter. Weeds and grasses will appear inthe orchard soon after tillage stops. Crab grass is often very per-sistent and will spring up quickly after cultivation ceases (Fig. 248).If the owner does not sow a cover crop at this time weeds will, to. Fig. 251.—Golden rod is often abundant along fences, roads, and in pastures. It is aperennial weed easily controlled by rotation of crops. some extent, form a natural cover crop. The growth of the weedswill fulfill a number of the benefits of the cover crop which theowner should have sown. However, most of them do not persistthrough the winter, as a winter crop should do. Weeds whichstart in midsummer are likely to prove to be annuals which are WEEDS AND GRASSES IN ORCHARDS 353 killed Crab grass (Fig. 248), tumble grass, and similarannual grasses are of little benefit as winter cover crops. Theorchardist should not excuse himself from sowing a good wintercover crop by thinkmg that the weeds will do as well. The amountof plant food collected by the growth of orchard weeds will notform a very valuable green manure crop the next spring. It is Fig. 252. Fig.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectgardeni, bookyear1922
