| Proper site evaluation and soil preparation are
the first defenses against the competition of unwanted weeds in your wildflower site.
Before planting, assess the current weed population existing within the area. If the site
contains an overabundance of weeds, which is usually the case in low-lying or run-off
areas where water occasionally stands, we highly recommend that an alternate site be
selected. For best results, choose an area that is elevated with adequate drainage. A site which is well drained should have a limited population of existing
weeds. To remove the existing weeds from the site, you have the option to treat the entire
area with a nonselective herbicide such as Roundup or remove the weeds by hand. After the
area is cleared of as many weeds as possible, soil preparation can begin.
Remember that thousands of buried weed seeds lie
dormant beneath the soil, ready to germinate if the ground is disturbed too deeply.
Extensive rototilling, disking or plowing the soil greater than one inch in depth will
release the dormant weed seed found within the sub-soil. Improper soil preparation can
create an uncontrollable weed problem in your wildflower area that could have been
avoided.
As your wildflowers germinate and grow, periodically hand
pull any weeds that may have come up since planting. Weeding should be minimal if the area
was prepared properly. Weeds are an inevitable part of gardening and they should be
expected. A little planning and preventive maintenance in combination with proper site
selection and soil preparation will greatly reduce the competition of unwanted weeds
within your wildflowers.
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