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Common Lawn Weeds
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Oxalis
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- Also called "Yellow Woodsorrel".
- Upright, herbacaeous perennial with hairy stems.
- Leaves, alternate, divided into three partly-folded, deeply cut, heart-shaped leaflets.
- Foliage with sour, acrid taste.
- Flowers, bright yellow, with five petals on stalks bents below the fruit and attatched to a common point.
- Fruit is a narrow-angled "okra-like" capsule.
- Creeping Woodsorrel has a more prostrate growth habit than yellow woodsorrel; stolons readily root at the nodes.
- All specie reproduce by seed.
Control Methods
- Hand Removal or Hoeing
- Herbicides:
- Preemergence - atrazine*. (Apply in the fall)
* Excellent tolerance on centipede and St. Augustine grass; use only on these grasses.
- Postemergence - dicamba** with a combination of other products.
** See label for appropriate turfgrass.
Do not use within the root zone of desirable plants, especially dicamba.
*** MSMA kills centipede and St. Augustine grass; use only on bermuda and zoysia.
Always Read the Label
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Has "okra-like" fruit.
Creeping Woodsorrel
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