The Knollwood library

Free guides & tools

Everything we've learned growing flowers in Zone 5b, written down for you. The guides are free. Just tell us where to send Field Notes.

Free guides

Grow it yourself

Free guide · Fall

How to Dig, Divide & Store Dahlias

Everything we do each October so tubers make it through a New Hampshire winter: when to dig, how to divide, and how to keep them from rotting or shriveling.

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Free guide · All year

New England Cut Flower Planting Calendar

When to start, sow and plant the flowers we grow, counted back from a Lakes Region last frost, plus a month-by-month checklist.

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Free guide · Vase care

Make Your Flowers Last

The small habits that keep a bouquet fresh for days longer, plus tips for dahlias, zinnias and snapdragons.

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Free guide · Late winter

Seed Starting Cheat Sheet

How we start cut flowers indoors, with sowing depth, temperature and light for each of the seeds we save.

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Free guide · Small spaces

Growing Dahlias in Pots

No garden bed? Dahlias grow beautifully on a porch or patio. Here's how to choose the pot, the variety and the care.

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Free guide · Printable

Cut Flower Garden Planner

Plan your cutting garden from seed to bouquet: frost dates, crop plans, a succession sowing tracker, bed maps and a harvest log. 13 pages to print at home.

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Free guide

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