Dealing with Yellow Leaves During Week 4 of Flowering

Hey there, fellow ganja gardeners!  One thing I love about growing cannabis is that it’s a journey of love, patience, and lots of TLC.  But, just when you’re admiring the budding beauties during the 4th week of flowering, you spot them – yellow leaves.  “Well, butter my buds and call me a biscuit!” you might say.…

Dealing with Yellow Leaves During Week 4 of Flowering

Understanding Yellow Leaves in Week 4 of Flowering

Understanding Yellow Leaves in Week 4 of Flowering

Alright, let’s get our Sherlock Holmes hat on. 

Why do leaves turn yellow at this crucial stage of flowering

The culprits can be numerous: nutrient deficiencies, pest infestations, and even environmental factors like humidity, temperature, and light intensity. It’s like a botanical whodunit! πŸŒΏπŸ”

Nutrient Deficiencies

Oh, nutrients, those little life-giving elixirs! 

Our green goddesses crave balanced meals, especially during flowering. 

They might express their displeasure through yellow leaves if they’re not getting enough nitrogen, phosphorus, or potassium at this stage. 

Nitrogen is like the protein in our plant’s diet, while phosphorus and potassium are the equivalents of their carbs and fats. 

So, get those nutrients right, my friends.

Pest Infestation

Just like your favorite potluck, pests love a thriving cannabis plant. 

Aphids, thrips, and spider mites might be tiny, but they can wreak havoc on your plants, causing those dreaded yellow leaves. 

Always remember the golden rule of pest management: An ounce of prevention is worth a pound of cure! πŸ•·οΈπŸž

Environmental Factors

Environmental factors are like the stage settings for our cannabis drama. 

Too hot, too cold, dry, and wet can all stress our divas out and cause yellow leaves. 

It’s all about maintaining the right balance – a Goldilocks zone for cannabis.

Troubleshooting Yellow Leaves in Week 4 of Flowering

Now, on to the juicy part: troubleshooting.

Grab your gardening gloves because we’re going in! 🧀

Adjusting Nutrient Levels

If your cannabis plants display yellow leaves due to nutrient deficiencies, it’s time for a menu revamp. 

Amp up your nitrogen, phosphorus, and potassium ratios. 

Remember, each nutrient is like a different vitamin for your plants; they need a balanced diet to stay healthy.

Correcting pH Levels

Correcting pH Levels

Let’s talk pH, folks. 

This silent hero of horticulture plays a crucial role in your plant’s health. 

Too acidic or alkaline, your plant may lockout nutrients, causing yellow leaves. 

Maintaining that sweet spot of 5.5 to 6.5 pH for coco coir medium can keep those yellow leaves at bay.

Preventing and Treating Pest Infestations

Got pests? Get proactive! 

Preventive measures are your first line of defense against these tiny terrorists. 

A well-maintained garden and regular inspections can help. 

And if you do spot pests, don’t hesitate to take action. 

Plenty of natural and chemical remedies are available to send these critters packing.

Optimizing Environmental Conditions

Think of your growing space as the perfect party venue for your plants. 

Optimizing temperature, light conditions, and humidity can significantly impact your plant’s health. 

A relative humidity around 40-50% and an temperature range of 70-85Β°F during the flowering stage usually keep your plants dancing happily. πŸ’ƒπŸ•Ί

Tips for Healthy Flowering in Week 4

In addition to these troubleshooting steps, here are some extra pro tips for you:

Tips for Healthy Flowering in Week 4
  • Proper Watering Techniques: Avoid the classic newbie mistakes of over-watering and under-watering. Like Goldilocks, our plants prefer it ‘just right.’
  • Airflow: Good circulation can discourage pests and diseases while ensuring plants get enough CO2 for photosynthesis.
  • Preventive Measures: Stay one step ahead with regular plant check-ups and early intervention at the first signs of trouble.


What week of flowering do leaves turn yellow? 

Yellow leaves typically occur later in the flowering stage.

What does yellow leaves mean in flower stage? 

Yellow leaves indicate nutrient deficiencies, pests, stress, or natural aging.

How do you fix yellow leaves during flowering? 

To fix yellow leaves, identify and address the cause, which could involve adjusting nutrient/pH levels, treating pests, or improving conditions.

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