Free days and after-dark: the cheapest way into a garden this fall, and what the pros leave standing
Published on: 07/09/2026
A trip to Denver Botanic Gardens does not have to cost anything.
Pests and disease

A trip to Denver Botanic Gardens does not have to cost anything.

A squash or zucchini plant that collapsed on you seemingly overnight this summer had a squash vine borer inside it. Gray, shield-shaped bugs clustered under...

If your squash or cucumber leaves look dusted in gray flour, that is powdery mildew. By this point in the season it has probably taken over more of the plant...

If your tomato plants look rough right now, spotted leaves curling from the bottom, brown blotches ringed like a target, you are probably looking at early...