Graber Lumber Co. We specialize in Mulch & Hardwood -- BUY DIRECT! Organic Mulch - The Beauty & Richness of red and dark brown Natural Mulch by Graber Lumber Pallets, Timber, Mulch, Hardwood 260-238-4124 17528 Cuba Road, Spencerville, IN 46788 Only 9 miles from 469 to our facility! Premium Hardwood Natural Mulch There is a Difference! Our Premium Natural Mulch is color enhanced with colorant to provide a vibrant layer of mulch with superior weather durability. Mulch of Choice is natural and safe for your plants and animals. Colorants are specially formulated, nontoxic, comprised of natural colors from the earth. Recommended applications, 1" layers. Color Enhanced Hardwood Mulch - $21.00 per yard -- Natural Mulch $14.00.