TendCal: Garden Planner

TendCal tells you exactly when to sow, plant out and harvest — computed for YOUR climate zone, not generic advice.

Set your USDA hardiness zone and TendCal does the math: average frost dates for your zone, seed-starting offsets for each crop, and days to maturity — the same numbers university extension guides use.

WHY GARDENERS CHOOSE TENDCAL
• This Week view — every task that's due, sorted by date
• Per-crop timeline: sow indoors → plant out → first harvest
• Real frost-date math for USDA zones 3-10
• 12 core crops with extension-guide timing built in
• Cold-hardy crops get their extended fall window automatically
• 100% offline — plan at the garden bed, no signal needed

FREE TO USE — HONESTLY
No forced trial to open the app. The zone calendar and core crops are free, forever. TendCal Plus is an optional subscription — clearly priced, cancel anytime.

TendCal Plus (optional subscription)
• Auto-renewing monthly or yearly subscription
• Payment charged to your Apple ID at confirmation of purchase
• Renews automatically unless canceled at least 24h before the period ends
• Manage or cancel anytime in your App Store account settings

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://tendcal.com/privacy