Cultivation Log Cultivation Log

Establishment

Sowing
2026-04-01 (Sowing): 70% Sphagnum peat, 30% perlite (v/v), pH adjusted to 5.8 with CaCO_3, including a non-ionic wetting agent
Planting
2026-04-01 (Planting): 70% Sphagnum peat, 30% perlite (v/v), pH adjusted to 5.8 with CaCO₃, including a non-ionic wetting agent
_{Organic components: peat, coconut coir, coco peat, pine bark fine, pine bark coarse, wood fiber, compost}
_{Mineral components: perlite, vermiculite, expanded clay, rockwool, (quartz) sand, pumice, zeolite}
_{Properties: liming, wetting agent, water-holding capacity (WHC), air-filled porosity (AFP), bulk density}

Repotting
2026-04-01 (Repotting): 70% Sphagnum peat, 30% perlite (v/v), pH adjusted to 5.8 with CaCO_3, including a non-ionic wetting agent, 12 cm pot

Temperature
****-**-** (Temperature): not actively regulated (ambient greenhouse conditions) / (ambient outdoor conditions)
****-**-** (Temperature): 55/46 °C (day/night)
R/1996-08-01/P1D (Temperature): 55/46 °C (day/night)
_{****-**-** = jeden Tag im Jahr}
_{R = Indefinite repetition, P1D = Period 1 Day).}
Relative Humidity (RH)
2022-06-28 (Relative Humidity): not actively regulated (ambient greenhouse conditions) / (ambient outdoor conditions)
Light
****-**-** (Light Intensity/Photoperiod): not actively regulated (ambient greenhouse conditions) / (ambient outdoor conditions)
****-**-** (Daily Light Integral): 666 mol/m^-2·d
****-**-** (Supplemental Lighting): LED (full spectrum, red/blue ratio 4:1), 250 µE at canopy level, 6 h/d
_{Photosynthetic Photon Flux Density (PPFD): Amount of photosynthetically active radiation (PAR) that actually lands on a plant canopy per second; µmol/s = µE}
_{The Daily Light Integral (DLI): Total amount of light that is delivered to a plant every day; measures the number of „moles“ of photons in the PAR region per square meter per day, mol/m^-2·d}
Irrigation
****-**-** (Irrigation): service water, hand-held sprayer, as-needed
****-**-** (Irrigation): service water, drip irrigation, 15000 l (15 m³), 4 mm/h
_{overhead sprinkler, trickle i., subsurface irrigation, furrow i.,}_{surface i., misting}

Nutrition

2025-12-24 (Fertiliser): NPK 15-10-15 + trace elements, 150 ppm N (Nitrate/Ammonium ratio 3:1), 1.8 mS/cm, pH 5.8 (phosphoric acid adjusted)
_{water-soluble fertilizer, slow-release fertilizer (SRF, g/l substrate), liquid feeding, foliar application}

Pest Management

2025-12-24 (Pest Scouting/Identification): Puccinia dentariae
2025-12-25 (Pesticide Application): Floramite 240 SC (Bifenazate), 0.2 l/ha, foliar spraying

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