By continuing to use the website or clicking Accept you consent to our cookies and personal data policy and confirm that you are at least 18 year old. For details please see Privacy Policy and Terms

Accept

Back to Grow Questions

Rust spots on leaves

Aragonstarted grow question 5y ago

What are these weird rust spots? I'm guessing too much cal-mag?

Aragon

Aragon

Solved

Leaves. Color - Yellow

likes

TimTheTerpMananswered grow question 5y ago

Looks like a possible deficency crawling in. She's looking light in color also. Try feeding with a higher nutrient dose. 🤘😤

1 like

Complain

Selected By The Grower

Similar Grow Questions

Solved

Begginner needs help.The first plant is in 10th day. It looks so weird. Im using biobizz light mix and Harvest Master Pro RB330. Dimmer is 50% and space between plant and light is 45cm. I've got Biobizz grow-bloom-topmax. Can you help me? :( 2. plant is in 3rd day. I want grow this one in properway

Leaves. Too few

Leaves. Twisted

Leaves. Color - Yellow

1y ago

2

2

Solved

Yellowing Sugar Leaves Noticed the sugar leaves on bud leaves are also yellow. My understanding is this can have a big effect on final yield?? Flushed the gal but as no amber trichomes yet and want 20%, should keep flushing now on or resume feeding till some amber??? Cheers

Leaves. Color - Yellow

5y ago

6

6

Solved

Light Bleaching Light Bleaching? I would just like to know if some of you groupies out there can have a look at the photos above - Notice the top-sites' small sugar leaves are slightly lime green and I just want to know if it could be light bleaching before its gets too serious. Or what else..

Buds. Other

Leaves. Color - Yellow

4y ago

1

1

Solved

Yellowing and falling This is a critical purple auto. It started off fine but during the flowering stage it.has been the pits. I have leaves yellowing on the bottom as well as the top. Even little leaves are yellowing and falling off. What an I doing wrong?

Leaves. Color - Yellow

4y ago

2

2

Solved

Start on nutes?Should I start a low dose of nutrients? Looks a little yellow in the middle. Does it need a little more nitrogen?

Leaves. Color - Yellow

1y ago

2

2

Solved

Burn leaves? Yellow leaves? BIg problem? (AUTOFLOWERS)I had a problem with a lack of magnesium in the larger plant and I applied a little with a sprayer directly on the leaves, I got confused, I sneezed once on the leaves of the smaller seedling. Can I do something to resolve it? I even thought the LED was too close and I raised it

Leaves. Tips - Burnt

Leaves. Color - Yellow

2y ago

1

1

Solved

Deficiency or excess?Please help. Adjusted Ph to 5.8. Nutrients at half dose. Have spots on the leaves more prominent on the small plant. What is the problem?

Leaves. Color - Yellow

3y ago

2

3

Solved

Hi growmies i would apreciate it ur opinion Good day guys i have a question about my plants, my question is why my stem turn allmost black but plant doesent show any problem with it , is it genetics or my fault something ? And how they look (ur opinion) i want soon to cut them and to put new ones in bigger pots.

Leaves. Edges burnt

Leaves. Color - Yellow

Leaves. Color - Red or pink

10mo ago

2

3

Solved

Fastbuds gelato,, lsd autos Any help on the yellowing in flower and the wilted plant cheers

Leaves. Curl down

Leaves. Color - Yellow

5y ago

2

Solved

Yellow The new growth has yellow borders .. what’s the p4oblem I use organic fertilizers.

Leaves. Color - Yellow

3y ago

4

4

Solved

Light streets? Or nutrient burn?Hols esto puede ser estrés por las lámparas? Empieza en la parte superior y en la parte inferior apenas se ve. Las hojas se vuelven amarillas desde las puntas hacia el centro. Sobre todo en la parte de arriba. Esta debajo de una lámpara de 200w

Leaves. Tips - Burnt

Leaves. Color - Yellow

9mo ago

1

3

Solved

Magnesium deficiency?Hi Growmies.. I seem to be getting alot of yellowing leafs and brown spots.. Am i right to say Magnesium deficiency? Calmag do the job? Thanks for your help 🌱

Leaves. Color - Yellow

3y ago

3

5

Solved

Runtz Clone in coco looking deficient?Looks like a possible deficiency. Any idea what it may be?

Leaves. Color - Yellow

5y ago

3

3

Solved

Burn the leaves of high buds week 9.What do you think is the reason for these burns with strange colors? Yellow and purple. A serious problem? And what should I do for them?Possible from too much light; Or is the fertilizer low or high? light spider sf 1000 30 cm 100% each 3 days 1.5 L ph 6,5 ppm 1000 last t

Buds. Other

Leaves. Color - Yellow

Leaves. Color - Dark-purple

5y ago

3

5

Solved

Brown roots : Is this Pythium?Is it chlorosis, deficiencies, septoria, pythium ? calmag, iron, H2o2 or mycorrhizae needed ? What would you do to save the crop (preflowering stage) ? Thanks a lot for your help

Leaves. Veins - yellow between

Leaves. Color - Yellow

Roots. Color - Brown

4y ago

5

5

Solved

Noticed the 3 fan leaf has yellow/brown tips. Any advise? Thanks!

Leaves. Edges burnt

Leaves. Color - Yellow

5y ago

2

2

Solved

Leaf started turning yellow during this week. The plant in the overall growing doesnt get too much sun, and im not using any nutrient yet. Added once some general fertilizer. Later on those leaves fell down

Leaves. Color - Yellow

5y ago

1

1

Solved

yellow leaves edges early vegetation Hello fellow growers can anyone explain to me what is that yellow color at the edge of the leaves? and should I remove it from the grow room? other plants look ok

Leaves. Color - Yellow

4y ago

2

2

Solved

Light burn x cal mag issue?Light burn x CalMag? I have raised lamp higher.. lower leaves looking cal mag issues ? Growing in coco/pearlite, using bloom yellow bottles nutes. Any ideas? Suggestions? Thanks legends, keep the dream alive.

Leaves. Tips - Burnt

Leaves. Color - Yellow

4y ago

3

3

Solved

Yellowing What is happening here?

Leaves. Color - Yellow

5y ago

1

1