Keeping plants off the ground helps with pollination, air circulation, and prevents slugs from chewing up the leaves.
"delphinium"
Gardentalk – Harvest potential exploders before the big rain
Master Gardener Ed Buyarski recommends that you harvest as many ripe cherries and cabbage as you can before they split and become inedible.
Gardentalk — Your vegetables, flowers thank you for your support
Propping up plants keeps them away from slugs and ground moisture. It also helps with air circulation which mitigates mold and mildew issues.
Gardentalk – Burying buttercups
Smother buttercups with cardboard and top off with a layer of clean garden soil. As long as the soil under the cardboard remains undisturbed, the dormant buttercup seeds should not germinate.
Gardentalk – Porcupine and buttercups
Recent Gardentalk segments include how to defend your garden from the ravages of porcupine and a feature of popular plants in the buttercup family.
Gardentalk – Climbers
How to provide support for climbing vegetables and plants