![]() Should I cut out the bad looking leaves? Or spray something? Or is this something that I just donÂt need to worry about. Is this raspberry leaf curl? Could it have come from my many cultivated raspberry beds? Or the wild blackberries / raspberries which arenÂt too far away? (CanÂt do anything about that). I only saw this on one of the two plants, and it was only in a small area. The larva are wingless and will leap when jarred. PREVENTION: Check often for the presence of thrips by giving plants a gentle shake. ![]() This is their 3rd or 4th year and they are covered with berries. Neem stays active for 5 to 7 days - repeat the treatment two to three times at 7- to 10-day intervals to ensure youve eliminated all of the pests and any new generations hatching. Other cultivars may be infected symptomless carriers of the virus." Some cultivars show curl symptoms similar to those on red and yellow raspberries (Figure 1). Leaf curl is rare and unimportant on blackberries. "RASPBERRY LEAF CURL Symptoms on Erect Blackberries. ![]() Google Image Searching though the web, it looked like a leaf curl type of thing, but I didnÂt think that was usually associated with blackberries. Especially carefully you need to follow when buying planting material. The plant does not cure, dies in 2-3 years. Blackberry psyllid, (Trioza tripunctata), causes severe curling on both thornless and thorny blackberries. I noticed this on my blackberries (Chester I believe) this week. Raspberry curl When illness leaves become hard, curl into a tube, change color. Aphids may also cause the petioles of leaves to twist and curl when they feed on them. ![]()
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