Plant Care

All Plant Care Content

A group of raised ground beds with crops growing in them at McCrory Gardens in Brookings, South Dakota.

Garden Hour

Make the most of your garden and landscaping with weekly insights and ideas from our team of experts.

variety of flowers growing in a yard

Flowers & Ornamental Grasses

Everyone can enjoy the natural beauty of flowers and ornamental plants with some simple recommendations.

green tomato with a rotten spot showing blossom end rot

Problems and Solutions

Not finding the gardening or horticulture resource you need? Use the Ask Extension tool to submit your question.

Annual trials garden at McCrory Gardens

Square-Foot Garden Sample Planting Layout

Learn how to maximize produce production and space using a square-foot layout design.

High tunnel used for specialty crops

How to Build High Tunnels

A video series developed to help producers learn how to build high tunnels.

Wooden planks forming a raised circular garden bed with a notch in the side for access

Keyhole Gardens

Keyhole gardens combine composting, water conservation, and space efficient planting in a single raised bed design. They give gardeners a practical way to produce vegetables, herbs, and flowers when space, soil, or water would otherwise be limited.

Raised-bed style cold frame structures with brick frames and glass lids.

Cold Frames

Cold frames are structures that provide a method for extending the growing season, allowing gardeners to begin production earlier in the spring or continue later into the fall.

Various chemical symbols for common nutrients found in garden soil over a selection of young plants emerging from garden soil.

Managing Phosphorus and Other Nutrients in Gardens

Fact sheet on managing phosphorus and other nutrients in gardens.

Gardeners browsing a tablet computer while visiting a garden center.

Home Horticulture Resources for Gardeners

Horticulture is the branch of plant agriculture dealing with garden crops. In addition to our website, there are many horticulture resources available on the web to provide research-based information to help every gardener succeed.

Coneflower with Aster yellows disease.

Aster Yellows Phytoplasma

Aster yellows is a phytoplasmal disease carried and introduced by aster leafhopper. It is known to infect over 80 different plant families, as the aster leafhopper has extremely broad feeding habits.