Greenhouse Passive Heating (Does it Work?)

Heating a greenhouse without electricity can be tricky. After adding 250 gallons of water, gravel, and concrete pavers, Gardener Scott measures the effectiveness of greenhouse passive heating during very cold weather. (Video #489) Planta Greenhouses: USA customers: https://plantagreenhouses.com/gardenerscott Canada customers: https://plantagreenhouses.ca/gardenerscott 10% off Tempest Weather Station https://shop.weatherflow.com/?ref=gardenerscott Click this link to SUBSCRIBE to Gardener Scott: https://www.youtube.com/channel/UCWsI0LmiDyezbnN2JCL4P9w?view_as=subscriber?sub_confirmation=1 Get special perks and join the Gardener Scott Community. Click the "JOIN" button or link here: https://www.youtube.com/channel/UCWsI0LmiDyezbnN2JCL4P9w/join To support the channel, you can click on these affiliate links: GreenStalk vertical garden system: https://greenstalkgarden.com/?rstr=GARDENERSCOTT Use code "GARDENERSCOTT" for a $10 discount. Gardening supplies from Epic Gardening: https://lets.growepic.co/1483 Use code "GARDENERSCOTT" for 5% discount Forever Garden Beds for metal raised beds. https://forevergardenbeds.com/?ref=GARDENERSCOTT Use code "GARDENERSCOTT" for 10% off Planter garden planning app. Click this link for 25% off the Planter Premium subscription (the code is embedded already): https://planter.garden/promo/GardenerScott IV Organic Fertilizer and Plant Guard: https://ivorganics.com/store/ Use Promo code "GARDENER" for 10% off T-shirts, mugs, and more at the Gardener Scott Store: https://gardener-scotts-store.creator-spring.com If you use Amazon and want to buy anything at all, click through with this affiliate link: http://www.amazon.com/?tag=gardenerscott-20 For home soil testing: https://rxsoil.com/nutrients?source=gardenerscott Use code "GARDENERSCOTT" for 10% off Botanical Interests seeds: https://shareasale.com/r.cfm?b=250954&u=2415314&m=28945&urllink=&afftrack= Survival Garden Seeds: https://survivalgardenseeds.com/?ref=GARDENERSCOTT Use code "GARDENERSCOTT" for a 10% discount Harvest Right Freeze Dryers: https://affiliates.harvestright.com/1722.html Check out Gardener Scott's Recommended Gardening Books at: https://bookshop.org/shop/gardenerscott #EnjoyGardening #GardenerScott Links included in this description and referenced in videos might be affiliate links. As an Amazon Associate I earn from qualifying purchases. If you purchase a product or service with the links I provide, I may receive a small commission. There is no additional charge to you for those affiliate links and your support allows me to provide free content every week on the Gardener Scott channel. Thank you for your support!