Oxalis behaves as a perennial and an annual. It readily sprouts from roots and ejects seeds up to 15 feet away. The best advice I can offer is a three-way action: post-emergence, pre-emergence ...

All the 800 or so species of oxalis have five-petaled flowers and compound cloverlike leaves, usually with three leaflets. The leaves are capable of movement, folding down at night, when drought ...

In one case, oxalis has invaded a small yard of 'Medallion' tall fescue. The yard gets a small amount of sun in summer. It has been completely dug up and sodded with grass twice.

When oxalis is growing in beds, hand weeding can be done. To control the oxalis, you must dig up and remove the roots and bulbs attached to the leaves using a trowel or weeding tool.

Oxalis often grows in among ornamental plants, and it's almost impossible to spray glyphosate and not get it on desirable plants. You might try applying glyphosate (purchase a product with at ...