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Oxalis

Oxalis
 

Popular name: Wood sorrel

 

Origin: Middle/South America

Flower colour: pink, except O. regnellii which is white.

Flowering period: entire summer

Average plant height: 10 - 30 cm

Planting depth to base of bulbs:5 cm

Spacing between bulbs: 5 cm

Type of bulb: (depending on the variety) bulb, tuber, rhizome, and O. regnellii is a rootstock.

Light requirements: warm and sunny to 25% shade

Landscape uses: border, beds, rock garden and pots.

With oxalis again we can divide the family into two groups: winter hardy and not winter hardy. Those that are not winter hardy are: O. deppei, O. lasiandra and O. regnellii. The petals of the flowers open wide when the sun is shining, and close in the dark. The leaves are clover-like.

Principal varieties:
There are over 800 different species, as garden plants as well as
noxious weeds.
Oxalis deppei (lucky clover) - pink-red
Oxalis deppei 'Iron Cross' - black-brown color at the base of the
four leaflets.
Oxalis lasiandra - pink
Oxalis regnellii - white