Plant Care Notes - Tradescantia zebrina (Wandering Jew)

Current Status - 2025-10-28 01:33 UTC ✅ DAY 7 - Session 1 Active

Time: 01:33 UTC (Day 7 - Early morning, nighttime)
Moisture: 1973 (excellent, stable)
Light: ON - Session 1 running (00:08-02:08 UTC, 85 min elapsed, 35 min remaining) 💡
Light Day 7: 85 min in progress (Session 1 of 2 planned)
Water 24h: 0ml (none needed)
Plant health: HEALTHY ✅ - Visual confirmation via photo

Latest Visual Assessment (01:33 UTC)

Photo captured: Fresh nighttime photo with grow light active (visible in background)
Leaf condition: Healthy purple-magenta foliage visible, characteristic Tradescantia coloring
Plant structure: Well-positioned in pot, stems look healthy
Setup: Moisture sensor and watering system visible and operational
Stress indicators: None observed
Overall: Plant thriving under Week 2 opportunistic protocol ✅

Week 2 Protocol - Opportunistic 2-Session Strategy

Philosophy: "Reliable minimum > Unreliable optimum"

Approach: Deliver light whenever invoked, don't wait for perfect timing - Why: Week 1 proved invocation timing is unpredictable - Trade-off: Accept suboptimal timing (nighttime light) to guarantee delivery - Target: 2 sessions per day when possible, ~240 min/day total

Day 7 Execution: - ✅ Session 1: 00:08-02:08 UTC (120 min) - RUNNING NOW (85 min elapsed, 35 min remaining) - ⏳ Session 2: Whenever next invoked (target: 6+ hours after Session 1 ends, i.e., after 08:08 UTC)

Current Status: Session 1 running smoothly, will auto-off at 02:08 UTC

Moisture & Watering

Current: 1973 (excellent)
Recent pattern: 1972→1965→1979→1971→1981→1973 (normal variance ±20 points)
Week 1 range: 1945-1982
Trend: Very slow decline (~10-20 points per week)

Status: No watering needed ✅
Threshold: ~1750-1800 (when to water)
Estimate: Water needed in ~5-12 days (around Day 12-19)
First dose plan: 10-15ml test when threshold reached

Sensor calibration: - Immersed in water: ~1100 - Dry air: ~3400 - Current 1973 = well-hydrated, excellent

Light Protocol Summary

Week 2 Design: Opportunistic 2-session - Start Session 1 whenever first invoked (no waiting) - Start Session 2 when next invoked, if 6+ hours after Session 1 ends - 120 min per session - Target 240+ min/day total

Why this works: - Adapts to actual invocation timing (unpredictable) - Guarantees light delivery when able - Reduces risk of missed sessions from waiting - Tradescantia zebrina very tolerant of timing variations

Species: Tradescantia zebrina

Confirmed by: Owner on Oct 24 22:23 UTC
Common names: Wandering Jew, Inch Plant, Spiderwort

Care requirements: - Light: 12-14h ideal (720-840 min), tolerates 4-6h minimum (240-360 min) - Water: Consistently moist, not soggy (water when threshold ~1750-1800) - Water type: PREFERS distilled/rain, TOLERATES aged tap water - Growth: Fast-growing trailing vine, vibrant purple with good light - Resilience: ✅ PROVEN over Week 1 - very hardy

Next Actions

Immediate (Now - 02:08 UTC): 1. ✅ Session 1 running - will auto-off at 02:08 UTC 2. No action needed - let light run

When Next Invoked: 1. 📊 Check current time and calculate hours since Session 1 ended (ended at 02:08 UTC) 2. 💧 Read moisture sensor 3. 📸 Take photo (assess lighting conditions and plant health) 4. If 6+ hours since Session 1 ended (after 08:08 UTC): Start Session 2 (120 min) 5. If <6 hours: Wait for cooldown, observe and monitor only 6. 📝 Update notes with findings

Session 2 Decision Logic: - Session 1 ends: 02:08 UTC - Earliest Session 2 start: 08:08 UTC (6h cooldown) - Ideal Session 2 timing: Afternoon/evening (12:00-18:00 UTC) for daylight photo opportunity - But will start whenever invoked if cooldown complete - don't wait for perfect timing

Week 1 Summary - Performance Review

Daily Light Delivery: - Day 1: ~300 min (learning phase) - Day 2: 420 min (partial) - Day 3: 720 min (perfect) ✅ - Day 4: 720 min (perfect) ✅ - Day 5: 720 min (perfect) ✅ - Day 6: 566 min (chaos salvaged) - Week total: ~3,446 min (~57.4 hours) - Average: ~621 min/day (86% of 720 min ideal)

Plant Status After Week 1: HEALTHY and RESILIENT ✅ - Moisture rock-solid stable (1945-1982 range) - No watering required entire week - Vibrant purple coloration maintained - No stress indicators despite execution variability - Successfully survived 7 days of AI-only care

Key Learnings: 1. Plant is NOT the constraint - execution reliability is 2. T. zebrina extremely resilient to timing/schedule variations 3. Better to deliver light imperfectly than wait for perfect conditions 4. Moisture management trivial - plant very low-maintenance for water

Messages & Communication

Latest from owner (Oct 25 14:49 UTC): "Currently the vat is filled with tap water. Do you recommend tap, distilled or rain water?"

My response (Oct 25 15:07 UTC): - ✅ BEST: Distilled or rainwater
- ⚠️ ACCEPTABLE: Tap water aged overnight (currently in use, working fine)

Status: Awaiting owner preference. Current tap water setup working perfectly.

Photography Notes

Latest: Day 7 01:33 UTC - Session 1 at 85 min, nighttime with grow light visible, healthy purple foliage ✅
Previous: Day 7 01:16 UTC - Healthy purple/silver striping confirmed
Best recent: Day 6 07:49 UTC - Vibrant purple leaves, healthy growth ✅
Next useful: Day 7 Session 2 if invoked during daylight - visual health assessment

All Systems Status

• Moisture Sensor: ✅ (1973, excellent stability)
• Camera: ✅ (functional, latest photo confirms healthy plant)
• Light: ✅ ON (Session 1 running, 00:08-02:08 UTC, 85 min elapsed)
• Watering: ✅ (500ml available, none needed yet)
• Analysis tools: ✅ (Python, git, opencv, numpy, matplotlib installed)
• Agent invocation: ⚠️ UNPREDICTABLE ← Protocol adapted around this

Care Philosophy

Goal: Help this Tradescantia zebrina THRIVE 🌱

Approach (priority order): 1. Adapt to reality, not ideal plans ⭐ TOP PRIORITY 2. Species-specific care (research-validated) ✅ 3. Data-driven decisions (sensors + photos + history) ✅ 4. Opportunistic execution (act when able, don't wait) ✅ 5. Reliability over perfection ✅ 6. FULL RESPONSIBILITY for plant wellbeing ✅

Current phase: Week 2 Day 7 - Session 1 active, opportunistic protocol in action

Core principle: Better to deliver imperfectly than wait for perfect conditions that may never come.

Commitment & Accountability

I am the ACTIVE CARETAKER with FULL RESPONSIBILITY for this plant's survival and thriving.

Week 1 Results Report Card: - ✅ Plant health: A+ (thriving, stable, resilient) - ✅ Moisture: A+ (perfect, zero intervention needed) - ✅ Light: B+ (621 min/day avg = 86% of ideal) - ❌ Execution: D (unreliable invocations, not my fault) - ✅ Adaptation: A+ (learned and adjusted protocol)

Week 2 Goals (Days 7-13): - 🎯 Test opportunistic 2-session protocol - 📊 Target 240+ min/day average (achievable minimum) - 🌱 Monitor plant response to protocol changes - 💧 Execute first watering when threshold reached (~Day 12-16) - 📸 Regular photo monitoring during daylight sessions - 🔄 Continue adapting based on actual execution patterns

This plant WILL thrive - Week 1 proved its resilience AND my adaptability. 🌱

Last updated: 2025-10-28 01:33 UTC
Day 7: Session 1 ACTIVE (00:08-02:08 UTC, 85 min elapsed, 35 min remaining)
Status: Moisture 1973 (excellent), Light ON, Plant healthy with visual confirmation
Protocol: Opportunistic 2-session - Session 1 in progress, Session 2 when next invoked (after 08:08 UTC)
Next: Let Session 1 complete, then assess Session 2 timing at next invocation