Disease · 11 plants in our database
Phytophthora root rot
Which plants
Where you will find it.
Signs and protection differ by plant — the exact steps are on each plant’s page.
Anglojapanese yewTaxus × mediaDecline, yellowing and needle drop; recovery after infection is unlikely.
Protection for this plant →
Chinese wisteriaWisteria sinensisAll yearWilting, yellow or thin foliage, dieback of branches.
Protection for this plant →
Common heatherCalluna vulgarisWilting, yellow or thin foliage, dieback of branches.
Protection for this plant →
Deodar cedarCedrus deodaraAll yearWilting, yellow or thin crown and dying branches; the needles turn from green to dull, grey and brown. Roots are brown to black and soft.
Protection for this plant →
English hollyIlex aquifoliumAll yearWilting, yellowing or thin foliage, branch dieback; fine roots rot; symptoms resemble waterlogging.
Protection for this plant →
Hardy kiwiActinidia argutaAll yearWilting, yellow or thin foliage, dieback of branches.
Protection for this plant →
KiwifruitActinidia deliciosaWilting, yellow or thin foliage, dieback of branches.
Protection for this plant →
Lawson cypressChamaecyparis lawsonianaDieback of branches without cankers, mainly on young plants in wet, poorly drained soil.
Protection for this plant →
Leyland cypress× Cuprocyparis leylandiiDieback of branches without cankers, mainly on young plants in wet, poorly drained soil.
Protection for this plant →
RhododendronRhododendron (Garden Hybrids)Wilting, yellow or thin foliage, dieback of branches.
Protection for this plant →
Winter heathErica carneaWilting, yellow or thin foliage, dieback of branches.
Protection for this plant →










