Care

Practical, research-backed guides to planting, watering, mulching, pruning, dividing and overwintering perennials, with season-by-season advice for keeping your garden healthy and blooming year after year.

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What Are Perennial Plants?Dividing Perennials: When and How to Split ClumpsCutting Back Perennials in Fall: What to Cut and What to Leave

Planting

When, where and how to plant perennials, from choosing healthy plants to spacing a new bed.

How Far Apart to Plant Perennials: Spacing Guide and Chart

A spacing chart and how many plants you need.

How to Plant Perennials: A Step-by-Step Guide for Potted and Bare-Root Plants

Step by step for potted and bare-root plants.

When to Plant Perennials: Spring vs. Fall Planting by Zone

Spring or fall, with planting windows by zone.

What Are Perennial Plants?

How perennials differ from annuals and biennials.

Soil and Mulch

Building healthy soil and using mulch the right way around perennials.

Mulching Perennials: When, How Much and What to Use

Timing, depth and the best materials to use.

Pruning and Cutting Back

When and how to deadhead, shear, pinch and cut back perennials, season by season.

Cutting Back Perennials in Fall: What to Cut and What to Leave

What to cut in fall and what to leave standing.

Dividing and Propagating

Dividing, sowing and taking cuttings to renew old clumps and grow more plants.

Dividing Perennials: When and How to Split Clumps

When, how and how often to split clumps.

Winter Care

Getting perennials in the ground and in pots safely through the cold months.

USDA Hardiness Zones Explained for Perennial Gardeners

What your zone means and how to use it.

How to Overwinter Perennials in Pots

Four ways to get potted perennials through winter.

How to Overwinter Perennials: Mulch, Timing and Winter Protection

Mulch, timing and protection for a safe winter.