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Summer annual broadleaf weed.
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Also called "gripeweed" or "cannonball weed".
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Often referred to incorrectly as "little mimosa".
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Upright growing weed with strong taproot.
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Leaves are thin, smooth-margined, oblong, arranged in two rows on the branchlets.
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Inconspicuous flowers.
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Reproduces by seed; seeds have a strong light requirement for germination.
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Fruit is a round, warty capsule without a stalk, singly attached to the
underside of the branches.
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Each fruit capsule contains 6 seeds.
Control Methods
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Hand Removal or Hoeing.
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Proper mowing height, fertilization, soil pH.
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Herbicides:
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Preemergence - atrazine*.
(Apply in spring after green-up).
* Excellent tolerance
in centipede and St. Augustine grass.
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Postemergence - combination of these products:
(Apply in late spring/early summer to small weeds).
** Use
lower rates on centipede and St. Augustine grass.
Do not use within the root zone of desirable plants, especially dicamba.
------------------------- Always
Read the Label ----------------------
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Many round caspules of seeds
under the leaves.
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