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2 contributions to Syntropic Sunlands w/ Milan
Mediterranean orchard – our preliminary design
Hi everyone, We are developing a ~2.5 ha commercial agroforestry project in eastern Spain, in a Mediterranean climate. The farm was formerly agricultural land but has been largely abandoned for ~15 years. We are aiming for a productive system centered on fruit trees. Two experiments we're considering implementing a small intensive cut-flower area and eucalyptus for cut foliage. The attached design shows our target/productive crops. The support species are not shown yet. Its AI generated and not very true to the actual design but we think it gives a general idea of what our vision is. We started a support-species laboratory in March 2026. Our current shortlist of longer-lived support species includes: - Paulownia - Melia azedarach - Wild olive / acebuche - Mulberry - Acacia saligna - Leucaena - Lentisco - Teucrium We also have a broader pool of pioneer/early secondary species that we are testing for biomass, establishment, soil cover, temporary shade, nutrient cycling and biodiversity. So our main question now is not which species exist, but how to turn this into a practical production system. We'd particularly appreciate experience on the following questions: 1. Support trees before or together with fruit trees? --> Would you establish support species 6–12 months beforehand, simultaneously, or use a staged approach? 2. How complex should a commercial consortium be? --> How many support species per productive line have worked for you in practice? 3. From pilot to production: After one year of trials, how do you decide which consortium is good enough to scale? As we planted the whole laboratory on the same weekend, we feels that some failures might not necessarily mean that that species should not be planted at all. Perhaps it was just not the right moment for it or the seed or plant material we used wasnt great... 4. Simplification: Have you simplified your system after several years? Which species did you eventually remove? 5. Spontaneous vegetation: How do you integrate existing vegetation rather than simply clearing everything? We have lots of Hyparrenia, Lentisco, Fennel, Pine and Wild Olives growing on our land and feel that it wouldnt make much sense to remove it all just to have a bare piece of land to start with. 6. Has anyone combined commercial cut flowers with agroforestry/syntropic systems? Experiences from conventional/ecological floriculture are also very welcome.
Mediterranean orchard – our preliminary design
4 likes • 15d
Hi Carlos, your project sounds ambitious and interesting. Our agroforestry system in el Vallès Oriental in Catalonia was implemented in April 2024, centred around apple trees. Whilst our plot is much smaller than yours (only 300sqm), I will share my thoughts based on our experience so far. 1. We established our two 30m treelines over a weekend, and I believe that in syn ag the idea is to plant all species at the same time, or at least within a relatively short timeframe. This is because we want the plants to create a community with all elements present, such that they can co-decide the functions of each one within the system. All trainings that I have attended have implemented new systems in this way, i.e. all species at the same time. 2. I think the complexity of the consortium will depend partly on your own confidence at managing an agroforestry system, and also the time you have available. Our system was considered fairly simple by those who designed it - note that I had no experience when I began - and has only 3 or 4 species for each stage of succession; with each species occupying a different strata. I would suggest that this is probably a minimum. Many projects I've seen have much more diversity of species, which also allows for more resilience if some species don't survive for whatever reason. Also bear in mind that planting density is very important, and particularly so in your region given the hot dry summers. 3. I think this is mainly trial and error. Given you have a large plot, it seems that you will be able to experiment with different combinations and over time you will work out what works best in terms of species survival given your specific conditions, and also taking into account ease of system management. 4. In my experience, the system naturally becomes simpler and easier to manage over time as it moves to more advanced stages of succession. The beginning is crazy because everything is weak and vulnerable, but now we're in our third year and transitioning from Placenta 2 to Secondary/Intermediate species, it's much easier to identify the function that each species has within the system and manage it accordingly.
1 like • 14d
Of course, please get in touch if you're over this way! And best of luck with the project! It sounds very exciting and on a broader perspective it's wonderful that the syntropic approach is being applied on bigger plots. Ánimos!
Catastrophic drought
As most of Europe is sizzling I'm wondering about people's opinions on irrigation, In Brittany, the region where I live, there's the reputation that it's always raining, when the last two years we have had drought during summer. This year especially there's only been 3 or 4 millimetres of rain since April. Most of the newest tree rows are completely dead, and the moisture meter readings are 2 to 3 % . It's in an area that's difficult to pump water to with any pressure and the sandy soil looses it quickly, even with the addition of compost and mulch. One interesting thing is that the Scots broom, our strongest Pioneer is almost thriving. So when I replant at the end of the season I'll use Pioneer plants and only add productive trees when I'm sure the soil is improving enough to hold moisture.
Catastrophic drought
3 likes • Aug 5
This is the 60million dollar question! How to generate a forest with no water? My opinion is that in the absence of irrigation it's all the more important to plant as densely as possible, and with stratified layers of vegetation. In this way we reduce soil temperature through shading and also draw humidity into the soil through the endothermic process of photosynthesis. Here in our small SAFS in Catalonia we also find using cactus spades along the length of the treelines particularly beneficial. In addition to providing shade along the treeline, their needles capture water from the air humidity, whilst reducing evapotransporation losses. Nonetheless, it's normal to expect a lower plant survival rate without irrigation. In his recent video, Marc Leiber notes that in his finca - designed with the help of Ernst - around 60% of trees survived in an area planted without irrigation. The other thing I would mention is that people with more experience than I often say that the biggest danger is not necessarily the hot temperatures themselves, but rather the exposure to hot drying wind. As such, where possible, it is beneficial to create windbreaks that help protect the microclimatic conditions created within the treelines where our productive trees are.
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Andy Gilbert
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@andy-gilbert-9439
Brit in Catalonia managing a small syntropic system with apple trees, planted April 2024.

Active 16h ago
Joined May 4, 2026
El Montseny, Catalonia