Outdoor What leve humidity

[sparrowhawk]

Hi there

What % level humidity in my poly tunnel should i stay below to avoid bud rot? cheers, sparrowhawk

 

[namvet]

At least stay below 50%.

 

[Mr Piggy]

60% and below should be fine, above that it gets hairy. The best way to avoid bud rot is fresh air. Poly tunnels work best when they are actively ventilated or when you keep both ends open so air can blow through.