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Posted 3Y ago by @EarthlySoybean

#NightBloomingCereus

#FairyCastleCactus Whatโ€™s going on with him with the brown? Heโ€™s not squishy. He was very dry. Heโ€™s in full sun 3-6 hours a day. His soil was hydrophobic, so Iโ€™m bottom watering him. Will that take care of the browning and hydrophobia?
Best Answer
@EarthlySoybean It looks like your baby needs more light. 3-6 hours isnโ€™t enough for cacti or succulents. We lose far too much light and itโ€™s intensity for our plants to thrive and should replace that loss with grow lights. The less light the plant gets, the less water or nutrients it requires. My suggestion is to get a grow light with white, red, and blue settings for your plants. Many come with timers however, I would leave the light on around the clock to make up for the light loss ithas currently suffered. You can either purchase light strips:

CXhome T5 LED Grow Light Strips with Timer Red & Blue & Full Spectrum Plant Light with Auto On&Off, Plant Lamp with 3 Modes 4 Level Brightness, Grow Light Bar for Indoor Plant from Seeding to Harvest https://a.co/d/br3KMZ3

Or

A stand:(This one makes my plants grow really well because of the violet blend)

Grow Lights for Indoor Plants, LED Full Spectrum Plant Light with Stand (Adjustable Tripod 15-60inch for Floor Plants, Red/Blue/White, 4/8/12H Timer with Remote Control) (Red) https://a.co/d/3WaIQ4o

Or a Clip on:

GHodec Grow Light for Indoor Plants,Full Spectrum Dual Head Desk Clip Plant Light for Seedlings/Seeds/Succulents,Adjustable Gooseneck & Timer Setting 3H/9H/12H,3 Color Modes https://a.co/d/1U19wo2

If you experience delayed drying of soil, you can purchase a heat mat to help it along:

AC Infinity SUNCORE S3, Waterproof Seedling Mat with Heat Controller 10" x 20.75", UL & MET Certified Heating Pad, for Indoor Gardening, Hydroponics, Germination, Cloning https://a.co/d/1ZlqeMT
I honestly don't know but I know our resident cactus expect @SirLiquorice could give you advice
@EarthlySoybean I too donโ€™t know anything about cacti but @SirLiquorice does and will be a great help.
@EarthlySoybean there are several reasons your cactus could be like thisโ€ฆ it could be lack of lightโ€ฆ meaning itโ€™s not getting enough lightโ€ฆ it could be root rot from watering it too muchโ€ฆ it could be sunburntโ€ฆ @FitSedum might be able to help you outโ€ฆ
@FitSedum thanks!
@EarthlySoybean

Plants donโ€™t only need water. Plants also need healthy, well-aerated soil to thrive. When itโ€™s been a while between waterings, your soil can become โ€œhydrophobic,โ€ meaning the particles in your soil are literally repelling the water instead of allowing the soil to soak it up.

When soil dries out the particles can start to block out water. This can happen very easily with peat-based soils because peat is great for holding moisture but difficult to rewet once it dries out completely. This is a great reason to look for peat-free soils if you tend to be a forgetful waterer!

Another common cause of hydrophobia is compacted soil. This can happen to houseplants when the compostable parts of the potting mix have completely broken down and thereโ€™s less oxygen in the soil. Once this happens, your best bet is to repot with a good mix of compost and perlite for aeration.

If youโ€™re watering your plant every week but the soil still is dry and feels rock solid, you likely have hydrophobic soil. You might notice the water glide over the surface of the dirt, down the side of the pot and out the drainage hole. Sometimes this can indicate your plant needs repotting. But if you know thereโ€™s plenty of root space in the pot, and your soil is dry as a bone, it could simply mean your soil has started to repel the water.

You can confirm that your soil is hydrophobic by dropping just a little water on the topsoil of your plant. If it sits on top of the soil without soaking in, or runs down the side of the pot, you know for sure that itโ€™s repelling the water.

Itโ€™s easy to fix this problem. You have a couple options, here.

Option 1: Simply soak your plant in a bowl of water and pour some water on the top. After a while โ€” think 20 to 30 minutes โ€” the soil should begin soaking the water up from the top and bottom.

Option 2: If you tried the soaking method and it didnโ€™t work, take your plant out of the pot and then soak it in water. Try poking a few holes in the soil with chopsticks or a fork. This should help aerate the soil and allow the water to be absorbed.

Option 3: If youโ€™ve done all of this and the soil is still fighting the water, itโ€™s time to get as much of this water-repellant soil off your plantโ€™s roots and perform a full repot. Make sure to use plenty of perlite and peat-free compost to increase air in your soil, which will help prevent future issues.

The best way to prevent this from happening is to keep your plants on a consistent watering schedule so the soil never gets dry enough to repel water.

I hope this helps! Good Luck!

Here is an article about hydrophobic soilโ€ฆ

https://www.apartmenttherapy.com/how-to-fix-hydrophobic-soil-37064758
@L06flower thank you. It was hydrophobic. I was relying on the app to tell me when to water, and somehow this one got skipped. I did #1, and it seemed to work. Thanks again and God bless.
@L06flower by the way, I wish we could have 2 best answers ๐Ÿ˜
@EarthlySoybean
Yes, I agree as well!