Plant propagating block

The ornamental design for a plant propagating block, as shown.

FIG. 1 is an enlarged isometric view of a plant propagating block showing my new design;

FIG. 2 is an end view;

FIG. 3 is a front view, the rear view being identical;

FIG. 4 is a top view; and

FIG. 5 is a bottom view.

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Patent	Priority	Assignee	Title
DE959320,

Executed on	Assignor	Assignee	Conveyance	Frame	Reel	Doc
Jan 12 1978		Flowers, Inc.	(assignment on the face of the patent)

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