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elin

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Reply with quote  #1 
Hi all.

I have had my share of dropping figs the last years probably from over-watering and i am trying to tweek my irrigation system. I didn't find any topics on this yet on the forum so..

Potted fig trees like consistent soil moisture as they cant go hunt for water as in ground trees.

In my zone in Israel It can get very hot even early spring somtimes and summer irrigation schedule is needed. 

The problem is in the spring when I am irrigating once a day for 15 minutes lets say and than a bit colder days come by and i am starting to loose fig embryos- It happens more with young fig trees but even the older ones show fig stressed from overwatering (white dots).

My pots have side drainage hols and they drain excess water - Maybe less than optimal and maybe drain holes should better be in the bottom but than my balcony gets dirty...

Right now for 8-10 gallon pots i am using 4liter per hours irrigation  drippers (1GPH) and my irrigation timings now is divided to two times a day 4 minutes each and I think I am starting to get that for my pot size its better to increase frequency than increase the watering time.

Also for note I mulch my trees also.


Maybe other members can share their irrigation experiences.

Please only members with about the same zone and pot culture respond.





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Eli ,Israel ,Zone 10? Too humid and hot, yada yada yada
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ThaiFig

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Reply with quote  #2 
You don't mention what kind of media you are using or how large your plants are, or how many hours of direct sun. All would influence the amount of water they would need.

For my nusery pots I hand water and saturate the media daily. They are in full sun and 40C temps. My 3 gallon SIPs can run through 2 liters of water in a day. My plants are 1 to 2 meters tall with one or two main stems. My media is mostly 1" pieces of chopped coir.

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elin

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Reply with quote  #3 
Full sun, 30 liter pots.
30% loam and rest is pot soil mixed with some compost. Maybe the mix is heavy Abit.

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Eli ,Israel ,Zone 10? Too humid and hot, yada yada yada
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Stormy

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Reply with quote  #4 
I don't live in your zone, but I grow my potted figs in a greenhouse. Temperatures can go as high as 42C, it happened today actually, off course that's in the full sun. A part of my greenhouse is artificially shaded, today's temp was around 30C in that part. That's wahere i keep my peaches.
My col de dame is in full sunshine all day long and it consumes about 10 ltrs of water per day now! The plant is about 1,5 m high. last year I had over a hundred ripe figs on that plant, from early sep till mid november.
I have an automatic watering system from Gardena installed and I set it to water twice a day, once in the morning and once in the evening.
To my knowledge, it is also important NOT to water figs from above, so directly on the soil but instead you need a kind of scale, a recipient where you put the pot in and then water in this scale. The fig will have its water supply only from the bottom this way.
I know it is still far from the natural circumstances, but it is way better like this.
I have also learned that figs, when they start ripening require less water, but still in a steady way. Avoid not watering them for a while and then overdosing as to say by giving them a bucket full.

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elin

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Reply with quote  #5 
Twice a day, but how many minutes?
What drippers?
More technicals...

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Eli ,Israel ,Zone 10? Too humid and hot, yada yada yada
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akrouus

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Reply with quote  #6 
Eli, i am in zone 10 in los angeles, very similar conditions to what you describe. i almost started a similar post a while back, so i am glad you started this

I have 20 to 25 gallon pots, 100% potting mix similar to pro-mix called proven winners (drains very well), 5 drain holes at bottom, plastic brown resin pots, and full south facing sun

I water once a week, yes only once a week, and all my figs are thriving.

I saw that the former belleclare folks watered twice a day! and I was worried i might be under-watering. But so far, no signs of stress, lots of lush green leaves, and plenty of figlets all at one good watering a week.

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Nick
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Reply with quote  #7 
Since I water in the scale, I set the system to a constant flow, not dripping. It works with small valves which are adjustable, roughly from dripping to spraying or sprinkling.
If you need more water, you can just add more sprinklers. I use two sprinklers and have them on for about ten minutes, giving about 5 lLtrs of water.Pic from the website:
 Instelbare watervereiste

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elin

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Reply with quote  #8 
Stormy 5 liters per day (1.5 gallons)?  whats your pot size? sounds alot.

This spring for my 30 liter pots i am using :

4 liter-hour  drippers
 8 minutes a day- so each plant is using 500 ml a day.
In the summer i guess it will double.

BTW your drippers sound good.


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Eli ,Israel ,Zone 10? Too humid and hot, yada yada yada
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elin

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Reply with quote  #9 
Quote:
Originally Posted by akrouus
Eli, i am in zone 10 in los angeles, very similar conditions to what you describe. i almost started a similar post a while back, so i am glad you started this

I have 20 to 25 gallon pots, 100% potting mix similar to pro-mix called proven winners (drains very well), 5 drain holes at bottom, plastic brown resin pots, and full south facing sun

I water once a week, yes only once a week, and all my figs are thriving.

I saw that the former belleclare folks watered twice a day! and I was worried i might be under-watering. But so far, no signs of stress, lots of lush green leaves, and plenty of figlets all at one good watering a week.


Hi Nick.

Sound too good to be true- once a week... anyhow drippers are my setup they drive pin point irrigation without waste.

I think next year i am going to get a dsoil moisture alarmed meter - its 5$ on aliexpress.




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Eli ,Israel ,Zone 10? Too humid and hot, yada yada yada
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jdsfrance

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Reply with quote  #10 
Hi Elin,
In the summer, here, they can take 1 or 2 watering cans ( 11L each wc ) every other day.
The trees can survive without watering except for those in the 80 liters (20 gal) buried bottomless trashcans.
Those after 10/14 days in the 35°C , without rain, will start to drop leaves and fruits.

In the summer here, I like to (have to) give 1 or 2 wc every 3 days.

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helike13

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Reply with quote  #11 
8AM - 5 minutes
11AM - 10 minutes
1PM - 10 minutes
4PM - 5 minutes

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elin

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Reply with quote  #12 
Helike an other members please specify :

pots size.

drainage used?

dripper size - liter per hours.

size of pots.

soil type.

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Eli ,Israel ,Zone 10? Too humid and hot, yada yada yada
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: Sbayi, Hmadi, Black Portugal, Black Brazil,Excell, Flanders, Hmari , RDB, Niagra Black,Natalina, CDDN,Maya, Preto Torres, Preto Arge
Stormy

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Reply with quote  #13 
Quote:
Originally Posted by elin
Stormy 5 liters per day (1.5 gallons)?  whats your pot size? sounds alot.

This spring for my 30 liter pots i am using :

4 liter-hour  drippers
 8 minutes a day- so each plant is using 500 ml a day.
In the summer i guess it will double.

BTW your drippers sound good.



They are in 40 Ltr pots, in average potting ground for any kind af plants. Works great.

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ThaiFig

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Reply with quote  #14 
Quote:
Originally Posted by elin
Full sun, 30 liter pots.
30% loam and rest is pot soil mixed with some compost. Maybe the mix is heavy Abit.


heh heh maybe a bit. If you are using media that holds a lot of moisture overwatering can result in spoiled roots and poor nutrient/water uptake. Just the opposite of what you'd be trying to achieve. Airy fast draining mixes are less likely to experience that problem, but need more wstering.

I've standardized on chopped coir topped by mulched manure topped by rice husk as a sun shield and weed protection layer. But my figs will have to stand up to days on end of heavy rain in the coming months. Hopefully this mix will keep them healthy during the rainy season.

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