Phytophthora spp.
Water mold causing crown and root rot in many plants. Related to late blight pathogen. Thrives in wet, poorly drained soils.
Wilting despite adequate moisture. Crown tissue brown and water-soaked. Stunted growth. Leaf yellowing. Plant collapse. Reddish-brown roots.
Oomycete (water mold) pathogens. Multiple species affect different hosts. Persist in soil as oospores.
Contaminated soil and water. Infected transplants. Splashing water. Spreads rapidly in saturated soil.
Saturated soil. Poor drainage. Warm temperatures. Overwatering. Planting too deep.
Plant in well-drained soil. Use raised beds. Avoid overwatering. Plant at proper depth. Use resistant rootstocks for fruit trees.