How Rootstock Controls Soil-Borne Pests
Rootstock selection is the quietest revolution in modern horticulture. By grafting commercial scions onto pest-suppressive root systems, growers sidestep fumigants, rotate less, and still harvest clean, high-value crops. The science is straightforward: certain roots exude allelochemicals, support protective microbes, and trigger systemic resistance that shields the entire plant. Yet the practice remains underused because matching…