# Second grow yellowing and brown spots

**URL:** <https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731>\
**Category:** Diseases\
**Created:** [May 14, 2024, 1:24pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731 "2024-05-14T13:24:51Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![PDave420](https://avatars.discourse-cdn.com/v4/letter/p/a8b319/32.png) [@PDave420](https://ilgmforum.com/u/PDave420)\
**Post date:** [May 14, 2024, 1:24pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731/1 "2024-05-14T13:24:51Z")

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Hello all. Im in week 5 of grow. Everything was looking geat then it wasnt. Any idea of whats going on with her.

 ![20240514_080408](https://global.discourse-cdn.com/growingmarijuana/original/4X/1/2/4/1247d3d12bddcf704e3e52070b99b43af2ab4123.jpeg)  
 ![20240514_080404](https://global.discourse-cdn.com/growingmarijuana/original/4X/4/f/2/4f2719c11ae5831e3794b0689d94e0df3a0dd16b.jpeg)

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**Author:** ![d-Jawz](https://sea2.discourse-cdn.com/growingmarijuana/user_avatar/ilgmforum.com/d-jawz/32/595972_2.png) [@d-Jawz](https://ilgmforum.com/u/d-Jawz)\
**Post date:** [May 14, 2024, 2:11pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731/2 "2024-05-14T14:11:16Z")

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I consider myself a novice but I’ll throw my 2 cents in to start you off, it looks like a calmag deficiency but I could be wrong. Post the support ticket below to give the experts some ground information. It helps in diagnosing the problem.

COPY/PASTE the below list into your forum post.  
Answer these simple questions the best you can.  
If you do not know, or do not use something; Just say so; Or post  
NA (non applicable)  
• What strain, Seed bank, or bag seed:  
• Age of plant:  
• Method (Soil w/salt, Organic soil, Hydroponics, Aquaponics, KNF):  
• Vessels (Pots, Grow beds, Buckets, Troths):  
• PH and TDS of Water, Solution, runoff (if applicable):  
• PPM/TDS or EC of nutrient solution (if applicable):  
• Method used to measure PH and TDS:  
• Indoor (if indoor, size of grow space) or Outdoor:  
• Light system (list brand and wattage/spectrum):  
• Actual wattage draw of lights:  
• Current Light Schedule:  
• Temps - Day, Night:  
• Humidity - Day, Night:  
• Ventilation system - Yes, No, Size:  
• AC, Humidifier, De-humidifier:  
• Co2 - Yes, No:  
If growing Hydro, some additional questions:  
• DWC? RDWC? Autopots? Ebb and Flow? Other?  
• Distance of liquid below net pot (DWC):  
• Temp of reservoir:  
• TDS of nutrient solution:  
• Amount of air to solution:

Look a little hungry too. How is your pH?

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**Author:** ![OGIncognito](https://sea2.discourse-cdn.com/growingmarijuana/user_avatar/ilgmforum.com/ogincognito/32/475294_2.png) [@OGIncognito](https://ilgmforum.com/u/OGIncognito)\
**Post date:** [May 14, 2024, 2:30pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731/3 "2024-05-14T14:30:05Z")

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What’s the input and run off PH Growmie, most deficiencies are PH related 🤟

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**Author:** ![PDave420](https://avatars.discourse-cdn.com/v4/letter/p/a8b319/32.png) [@PDave420](https://ilgmforum.com/u/PDave420)\
**Post date:** [May 14, 2024, 3:02pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731/4 "2024-05-14T15:02:56Z")

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Input 6.3  
Output 7.2

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**Author:** ![d-Jawz](https://sea2.discourse-cdn.com/growingmarijuana/user_avatar/ilgmforum.com/d-jawz/32/595972_2.png) [@d-Jawz](https://ilgmforum.com/u/d-Jawz)\
**Post date:** [May 14, 2024, 3:08pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731/5 "2024-05-14T15:08:36Z")

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What type of grow medium are you using? Are you supplementing with a source of calcium/magnesium?

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**Author:** ![OGIncognito](https://sea2.discourse-cdn.com/growingmarijuana/user_avatar/ilgmforum.com/ogincognito/32/475294_2.png) [@OGIncognito](https://ilgmforum.com/u/OGIncognito)\
**Post date:** [May 14, 2024, 3:50pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731/6 "2024-05-14T15:50:25Z")

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Out of range Growmie, soil PH range is 6.3-6.8 and coco is 5.8-6.2. What type of medium and nutrients are you using and your feeding routine. Could be PH or low nutrients causing the calcium deficiency, are you monitoring run off PPMs? 🤟

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**Author:** ![PDave420](https://avatars.discourse-cdn.com/v4/letter/p/a8b319/32.png) [@PDave420](https://ilgmforum.com/u/PDave420)\
**Post date:** [May 15, 2024, 2:47pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731/7 "2024-05-15T14:47:36Z")

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Im using fox farm ocean forest.  
Im using ilgm nuets.  
My first grow went great.  
The only thing i did different was packing the soil.

Could i have packed the soil to tight?

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**Author:** ![OGIncognito](https://sea2.discourse-cdn.com/growingmarijuana/user_avatar/ilgmforum.com/ogincognito/32/475294_2.png) [@OGIncognito](https://ilgmforum.com/u/OGIncognito)\
**Post date:** [May 23, 2024, 4:28pm UTC](https://ilgmforum.com/t/second-grow-yellowing-and-brown-spots/110731/8 "2024-05-23T16:28:29Z")

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Soil needs the ability to drain, the FFOF should have enough perlite for this. Not sure about the statement of packed, you can only put so much soil in a pot 🤟
