Issue: With a marijuana zinc deficiency, more youthful leaves start yellowing in between the veins. Leaf suggestions get tarnished and begin passing away. The leaves might handle a unique banded look and the plant might stop growing vertically. There might…
Problem: A cannabis iron deficiency is usually seen first on bright yellow new leaves, and the symptoms of a cannabis iron deficiency can sometimes appear alongside other cannabis nutrient problems or deficiencies. An iron deficiency is usually caused by problems…
How to Identify Aphids on Cannabis Plants (also called greenflies and blackflies) Aphids are soft-bodied insects which can appear white, green, yellow, black, brown andred, depending on their stage of life and where you live. Because they’re so widespread they…
Problem: A boron deficiency in cannabis is relatively rare unless a plant is underwatered or in a really dry environment, and is usually accompanied by other types of nutrient or pH problems that appear as problems with theleaves. The first…
Problem: A cannabis copper deficiency appears with leaf symptoms such as dark leaves that take on blue or even purple undertones. The tips and edges of leaves turn pale yellow or white in stark contrast to the rest of the…
Having trouble with wind burn ruining your plants? Don’t worry, you’re not alone. Many novice and experienced cannabis growers alike have experienced the pain of windburn and have had to deal with its effects on their plants. I understand the…
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 the signs at the top of the plant.…
Quick Summary: Handling pH is vital for marijuana plants to be able to use up nutrients through their roots. When the pH around the roots leaps up and down, it can worry the plant and trigger brown areas to appear…
Does your cannabis plant have leafhoppers? These pests will happily munch on your leaves, leaving brown or yellow spots. They can sometimes spread certain plant diseases so get rid of them quick! Cannabis leafhopper damage There are at least 20,000…
Spider mites are part of the mite family and are related to spiders, ticks, and others. Although they’re a common cannabis pest, they can be difficult to eliminate. First Sign of Spider Mite Damage – Tiny Specks (Bite Marks) On…
Broad mites on your cannabis plants are so tiny they are practically impossible to spot with the naked eye, and can even be difficult to see under a microscope. Broad Mite Symptoms: With broad mites, thenew growth may be twisted,blistered…
How to Identify Barnacle Scales / Wax Scales These unusual bugs hang out on your stems and under your leaves without moving. Scale insects suck the life out of stems and leaves, weakening your plant if the infestation gets out…