Whiteflies
White flies appear like small white moths when they’re flying around and otherwise act a bit like spider termites; hanging out below the leaves and taking vital nutrients from the plant. This
Planthoppers
Melanoliarus planthopper on a marijuana leaf (Source: Whitney Cranshaw) Typically among the primary signs is a white fuzzy development that is typically misinterpreted for mold or white grainy mildew. Nevertheless, it is
Potassium Deficiency
What Does a Marijuana Potassium Deficiency Appear Like? Leaf Issue / Signs: With a cannabis potassium deficiency, you’ll normally see signs on older leaves, however not constantly. In some cases you’ll see
Root Rot
Cannabis Root Rot – Slimy, brown, twisted or unhealthy roots are caused by unwanted pathogens in your hydroponic tank! The marijuana plant on the left is healthy, and the plant on the
Slugs or Snails
Slugs or Snails Attacking Your Cannabis Plants? Get Rid of Them Quick! Ewwww slugs and snails are eating the leaves and buds of my cannabis plants!!!! Although not the most common cannabis
Spider Mites
Spider mites are part of the mite family and are related to spiders, ticks, and other mites. Although they’re a common cannabis pest, they can be very difficult to get rid of.First Sign of Spider Mite
Thrips
What Does Cannabis Thrip Damage Look Like? Adult thrips are small, fast-moving insects, while young thrips look like tiny unmoving pale worms on the leaves. In fact, thrips can come in many
Tobacco Mosaic Virus (TMV)
Can Tobacco Mosaic Virus (TMV) spread to cannabis plants? Some growers believe mosaic virus can infect weed, yet actual evidence of cannabis transmission is hard to come by. What is Tobacco Mosaic
Magnesium Deficiency
Problem: A light green or yellow coloring will begin to show on the veins and edges of the lower & older leaves this is one of the classic signs of cannabis magnesium