Back to Grow Questions

Excess or lack of nutrients?

Willyweed10started grow question 6y ago

the older leaves are not dark green but light green with burnt tips and sunburn spots. use of light mix plagron with bloom algae. 1.5 ml per half liter of water for two times a week and once only tap water.

Willyweed10

Solved

Leaves. Color · Yellow

likes

CRiSPrGrowanswered grow question 6y ago

that's simple calcium deficiency, you always need cal mag when you grow indoors. hope this helps ! 🚀

1 like

Complain

Selected By The Grower

Similar Grow Questions

Solved

Day 40, I recently discovered my ph meter was faulty and my soil ph is high 7.3. I’m going to do a flush today with just water 6.5ph. I’m using living soil. What do you think will this be good for them? How do they look? My data shows me a daily average of 80.5F and 58% RH.

Leaves. Color · Yellow

5y ago

1

3

Solved

Yellowing leaf Look at my grow into week 3 the lemonade is abit slow and the other one is soo good a slight yellowig on the leafs not sure what it is actually could be deficiency or light burn I’m not sure so please help

Leaves. Color · Yellow

4y ago

1

1

Solved

far too Lightburn/stressed Hey gromies🤓 If got a big problem with my Mars hydro tws2000, its too powerfull for my ladys

Leaves. Edges burnt

Leaves. Tips · Burnt

Leaves. Color · Yellow

2y ago

3

6

Solved

Yellow and pale leaves of plants. Purple stems.The week before flowering, I flushed the pots and brought the tds to 700ppm. Don't you think the leaves are dull? I feel there is a problem??

Leaves. Color · Yellow

3y ago

25

6

Solved

Nitrogen deficiency or could it be nothing In the pictures you see some yellowing and small spots. I don't know if it's Nitrogen deficiency or not because it stays with those two leafs.

Leaves. Color · Yellow

2y ago

4

5

Solved

Yellowing leaves Yellowing leaves. Woke up this morning to my lady looking more lighter in color. Medium is organic soil. Water ph 6.2. No ppm meter.

Leaves. Color · Yellow

6y ago

1

1

Solved

Light burn I've got what I think is light burn. I can't dim or raise my LED lights (300w), but I'm currently running them 24/0. Would switching to 18/6 help? Or would it help to take the burned plant and have it out in natural light during the day? I'm growing autos and they're flowering.

Leaves. Color · Yellow

6y ago

1

1

Solved

Help with unhappy plant Started developing yellow/brown spots last week. Watering approx 2L every 3 days. Soil is HF/OF/perlite mix. Gave first feeding of FF Trio at 1/3 strength 2 days ago but she's continuing to look worse. More spots, lack of color and droopy leaves.

Leaves. Color · Yellow

3y ago

6

5

Solved

Ingiallimento fogliare Hi everyone, I'm a new member of the team, I started an indoor grow 1 month ago. For the past 2 weeks, I've been noticing a strange yellowing of the first leaves of an autoflowering plant, but I don't understand the problem since I'm using a fertilized substrate and coffee grounds for nitrogen.

Leaves. Color · Yellow

6y ago

1

1

Solved

Tips turning color, can anyone help me find out what to do?I gave them first real dose of nutes yesterday noticed tips turning yellow only on this plant. What should I do? Let her go until 1or 2 weeks or flush? Or will she be fine? It's not much. And been almost 48 hrs

Leaves. Color · Yellow

6y ago

1

1

Solved

They are on the older leaves and they keep getting that faded yellowing starting from the tips. The pH of the run off is 6.43 and they havent been fed a round of nutrients in a week! I thought it was a cal/mag def but they haven't bounced back after a dose. Help please!

Leaves. Curl down

Leaves. Veins · Yellow between

Leaves. Color · Yellow

7y ago

2

1

Solved

Having issues w. my 1st grow of Sucker Punch Auto.... not sure what the deficiency is? Use GENERAL Hydroponics nutrients Flora

Leaves. Color · Yellow

Plant. Wilting

7y ago

3

Solved

Light green/yellow seedlings Hello my seedlings have finally started growing but they are all starting to lighten, starting from the center out at first then the whole plant, first grow please help!

Leaves. Color · Yellow

6y ago

2

Solved

Leaves yellowing, purple stems, brown spots. HELP Please /first grow speed auto Please help guys !!! Since yesterday ladies started to look less and less healthy. Leaves are yellowing, leaf stems are purple and generally it's progressing quite fast. They got a flush with filtered ph water and I fed the with 1 l each oF very light mix. What should I do?

Leaves. Veins · Yellow between

Leaves. Color · Yellow

Plant. Stem · Red or purple

6y ago

3

3

Solved

Do not like the yellow color of the upper tips. Its normal ?

Leaves. Color · Yellow

7y ago

1

1

Solved

Seedling Light-burn or Toxicity Hi growers! Is this Light Burn, or nutrient toxicity from nutrient dense soil? 2 Mars Hydro TS600 lights at 27" from seedling. … Show more

Leaves. Color · Yellow

3y ago

8

6

Solved

Coco Issues, over/under nutrients?what can cause the brown/gold spots in the plant #2 and the yellow/brown tips in plant #3 recently had high humidity but already corrected. the coco didn't dry much. also, plant #5 dont grow in height pls help <3

Leaves. Color · Yellow

Leaves. Color · Dark-brown

Feeding. Deficiencies

6y ago

7

3

Solved

Brown spots? First grow help.Start of week 4 veg, did a flush 7 days ago concerned about hot nutrients. Fed General hydro flora series w/ cal mag 3 days ago at 450ppm. Coco perlite, top watering still, 2x2 ac infinity w/light 20/4 @ 70%. Supplemental lights not being used yet. Brown spots appeared mid week.

Leaves. Color · Yellow

7mo ago

3

5

Solved

Growing_Spartan

Anyone know what this is?Hey so I have this auto flowering at the moment and I came back after a few days to see the buds are getting yellow tips and are pointing upwards, not quite sure what type of deficiency I’m dealing with but if you know would you kindly direct me in the right direction to fix it?

Leaves. Curl up

Leaves. Color · Yellow

2y ago

2

Solved

Some leave problems Hello all, I have some leave problems and have no clue what this problem might be. I found out that the run out water was too high in pH level. Can anyone help me out ? Thank you.

Leaves. Curl up

Leaves. Color · Yellow

5y ago

2

2