Plant Tone® gravel 20 groups of beneficial microbes

20 groups of beneficial microbes are quickly absorbed to improve your plant's microbiome

A fertilizer and probiotic supplement for your plant's long term well-being

Highly sculptural form improves with age

and in small gardens

Holly-tone is the original plant food for all acid-loving plants

Plant Tone® gravel 20 groups of beneficial microbesPlant tone is the original all purpose plant food for organic gardening. Its a rich blend of the finest natural & organic ingredients and enhanced with humates & beneficial microbes. No sludges or fillers are ever used. The Original Organic Plant Food Since 1929 Bigger Blooms, Faster Growth, Greener Foliage 100% Natural & Organic Approved Long lasting Slow Release Feeding For Annuals, Perennials, Vegetables, Trees & Shrubs Safe for People, Pets &