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A manual gardening implement having two tools, for example ground-working tools having tines for breaking up soil. At least one of the tools has two positions, a working position in which it is located at the working end of a shaft of the implement, and a non-working position in which the tool is dr

A manual gardening implement having two tools, for example ground-working tools having tines for breaking up soil. At least one of the tools has two positions, a working position in which it is located at the working end of a shaft of the implement, and a non-working position in which the tool is drawn up the shaft away from the ground-working end of the implement to occupy a retracted position.

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1. A manual garden implement comprising:a shaft having a central axis; a first ground-working tool mounted at a first lower end of the shaft; a second ground-working tool mounted the shaft, movable longitudinally along the shaft between a working position at said end of the shaft and a non-working p

1. A manual garden implement comprising:a shaft having a central axis; a first ground-working tool mounted at a first lower end of the shaft; a second ground-working tool mounted the shaft, movable longitudinally along the shaft between a working position at said end of the shaft and a non-working position remote from said end of the shaft, said second tool comprising a sleeve in which the shaft is received to permit movement of the tool along the shaft between said working and non-working position; a stop at the working end of the shaft to axially locate the second tool in said working position; and a radially extending abutment affixed with respect to the shaft which provides a surface located to abut a surface of the second tool to preclude release of the second tool from the shaft. 2. A manual garden implement comprising;a shaft having a central axis; a first ground-working tool permanently mounted at a first lower end of the shaft, said first tool comprising a plurality of groundworking tines which extend downwardly from the lower end of the shaft; and a second ground-working tool mounted about the shaft, movable longitudinally along the shaft between a working position at said end of the shaft and a non-working position remote from said end of the shaft. 3. The implement of claim 2, wherein said tines are spaced radially outwardly from the central axis of the shaft.4. The implement of claim 2, wherein the second tool includes a plurality of groundworking tines which extend axially downwardly from the lower end of the shaft when the tool is in the working position.5. The implement of claim 3, wherein the second tool includes a plurality of groundworking tines which are spaced radially outwardly of the tines of the first tool and which extend downwardly from the first end of the shaft when the tool is in the working position.6. A manual garden implement comprising:a shaft having a central axis; a first ground-working tool mounted at a first lower end of the shaft; and a second ground-working tool mounted about the shaft, movable longitudinally along the shaft between a working position at said end of the shaft and a non-working position remote from said end of the shaft, wherein the implement includes a first surface affixed with respect to the shaft and a second surface affixed with respect to the second tool, the first and second surfaces being positioned to abut each other when the second tool is in the working position so as to preclude rotation of the second tool with respect to the shaft.7. The implement of claim 6, wherein the shaft along which the tool moves is of substantially constant outer cross section and the sleeve has a discontinuity extending between lower and upper ends thereof so as to be radially movable between an expanded position in which an inner surface of the sleeve of the second tool defines an aperture having a cross section greater than said outer cross section of the shaft, to permit said movement of the tool along the shaft, and a contracted position in which the surface frictionally engages the outer surface of the shaft, to inhibit said movement.8. The implement of claim 7, wherein said discontinuity of the sleeve of the second tool is provided by a slit and the sleeve comprises metal sufficiently flexible the permit said radial movement.9. The implement of claim 8, wherein said implement further comprises a rotatable fastener mounted to the second tool so as to span said discontinuity, wherein when the fastener is rotated in a fastening first direction, first and second surfaces of the fastener engage respective first and second surfaces of the second tool, the first and second surfaces of the tool being located on either side of the discontinuity, so as to force the first and second surfaces of the tool toward each other to move the inner surface of the sleeve from the expanded to contracted position.10. The implement of claim 9, wherein the sleeve is biased towards the expanded position.11. The implement of claim 9, wherein when the fastener is rotated in a releasing second direction, third and fourth surfaces of the fastener engage respective third and fourth surfaces of the second tool, the third and fourth surfaces of the tool being located on either side of the discontinuity, so as to force the third and fourth surfaces of the tool apart to move the sleeve from the contracted to the expanded position.12. The implement of claim 8, wherein said inner surface defines an axial bore and the shaft along which the tool moves defines an axial barrel, central axes of the bore and barrel being substantially aligned with each other, and the second tool further comprises first and second outwardly radially extending fingers, each affixed on either side the slit such that movement of the fingers towards each other into a closed position decreases the size of the bore of the sleeve to bring the inner surface of the sleeve into frictional engagement with the shaft, and a fastening member to permit securing the fingers in the closed position.13. A manual garden implement comprising:a shaft having a central axis; a first ground-working, tool mounted at a first lower end of the shaft; a second ground-working tool mounted about the shaft, movable longitudinally along the shaft between a working position at said end of the shaft and a non-working position remote from said end of the shaft, said second tool comprising a sleeve in which the shaft is received to permit movement of the tool along the shaft between said working and non-working positions; a first abutment surface affixed with respect to the shaft and transverse to the shaft axis, and a fastener mounted to the second tool, movable between a fastening position and a releasing position, the fastener having a second abutment surface transverse to the shaft axis, wherein the first abutment surface is axially positioned and the second abutment surface is positioned to permit, when the second tool is in the non-working position, engagement of the first and second abutment surfaces with each other to preclude axial movement of the second tool into the working position when the fastener is moved into the fastening position. 14. The implement of claim 13, further comprising a second abutment surface affixed with respect to the shaft and transverse to the shaft axis, and a fastener mounted to the second tool, movable between a fastening position and a releasing position, the fastener having a second abutment surface transverse to the shaft axis, wherein the second abutment surface affixed with respect to the shaft is axially positioned and the second abutment surface of the second tool is positioned to permit, when the tool is in the working position, engagement of the respective second abutment surfaces with each other to preclude axial movement of the second tool into the non-working position when the fastener is moved into the fastening position.15. The implement of claim 13, wherein said fastener comprises a toggle having a distal end rotatably mounted about an axis transverse to the shaft axis and a proximal end by which the toggle can be manually moved between the fastening and releasing positions.16. The implement of claim 15, wherein said first abutment surface is located radially inwardly of the outer surface of the shaft within a recess thereof and the toggle comprises a tab received within the recess when the fastener is in the fastening position.17. The implement of claim 13, wherein the shaft along which the tool moves is of substantially constant outer cross section and the sleeve has a discontinuity extending between upper and lower edges thereof and comprises metal sufficiently flexible to be radially movable between an expanded position in which an inner surface of the sleeve defines an aperture having a cross section greater than said outer cross section of the shaft, to permit said movement of the tool along the shaft, and a contracted position in which the surface frictionally engages the outer surface of the shaft, to inhibit said movement, and the fastener is mounted to the second tool so as to span said discontinuity, wherein when the fastener is rotated from the fastening position to the releasing position, first and second surfaces of the fastener engage respective first and second surfaces of the second tool, the first and second surfaces of the tool being located on either side of the discontinuity, so as to force the first and second surfaces of the tool toward each other to move the inner surface of the sleeve from the expanded to contracted position.18. The implement of claim 1, wherein the first tool is affixed at the lower end of the shaft and extends a first radial distance from the axis of the shaft, and the second tool, when in the working position, extends a second radial distance from the axis of the shaft, wherein the second distance is greater than the first distance.19. The implement of claim 1, further comprising a handle at an upper end of the shaft, opposite to the location of the first tool, the handle being detachable from the shaft to permit release of the second tool from the implement by said movement along said shaft and past the upper end.20. A manual garden implement comprising:a shaft having a central axis; a first ground-working tool mounted at a lower end of the shaft; a second ground-working tool mounted about the shaft, movable longitudinally along the shaft between a working position at said end of the shaft and a non-working position remote from said end of the shaft; and a handle having a downwardly depending column having an axis, the column having a first opening transverse to the column axis for receipt of a fastening member therethrough, and wherein the shaft of the implement has a second opening transverse to the shaft axis for receipt of the fastening member therethrough, wherein the first and second openings are located and the column is shaped for assembly onto the shaft with the first and second openings in communication with each other for insertion of the fastening member therethrough so as to axially affix the handle with respect to the shaft. 21. The implement of claim 20, wherein the column has a plurality of said first openings axially spaced from each other, or the shaft has a plurality of said second openings axially spaced from each other, or the column has a plurality of said first openings axially spaced from each other and the shaft has a plurality of said second openings axially spaced from each other, to permit a user to select the distance of the handle from the lower end the shaft by axial movement of the column with respect to the shaft into a position in which a selected pair of first and second openings are in communication with each other and insertion of the fastening member therethrough to affix the handle at the selected distance.22. A manual garden implement comprising:a shaft having a central axis; a first ground-working tool mounted at a lower end of the shaft; and a second ground-working tool having a sleeve into which is received the shaft, the tool being movable along the shaft between a working position at the lower end of the shaft and a non-working position above the lower end of the shaft; wherein: the portion of the shaft along which the tool moves between the working position and the non-working position is of substantially constant outer cross section and the sleeve is flexible and has an opening extending its length so as to be radially movable between an expanded position in which an inner surface of the sleeve of the second tool defines an aperture having a cross section greater than said outer cross section of the shaft, to permit said movement of the tool along the shaft, and a contracted position in which the surface frictionally engages the outer surface of the shaft, to inhibit said movement; a fastener mounted to the second tool so as to span the opening, rotatable between a fastening position and release position, wherein when the fastener is rotated from the release position to the fastening position, first and second surfaces of the fastener engage respective first and second surfaces of the second tool, the first and second surfaces of the tool being located with respect to the opening and the engages surfaces being shaped such that the first and second surfaces of the tool toward each other to move the inner surface of the sleeve from the expanded position to the contracted position; and a first abutment surface affixed with respect to the shaft, and wherein: the fastener has a second abutment surface, wherein the first abutment surface is axially positioned and the second abutment surface is positioned to permit, when the second tool is in the non-working position, engagement of the first and second abutment surfaces with each other to preclude axial movement of the second tool into the working position when the fastener is in the fastening position.