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Harry Collins

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Harry Collins

Areas of Expertise: Plant Physiology | Container Gardening

Harry, the Why Guy

Most garden problems make sense once you know what’s causing them, and that is the part I focus on. 

I have a degree in Landscape Management and over 15 years of hands-on growing, in small city balcony containers and large perennial borders alike. 

I use basic plant science to explain why plants behave the way they do, and I keep it in plain words with steps you can actually follow.

The Questions I Answer

Most of my work starts with a why. Why gravel in a pot keeps roots wetter, why yellow leaves rarely need more fertilizer, and why saved squash seeds do not always come back the same. 

I answer those questions here in plain words, with steps that actually work.

How to Start a Cut Flower Garden: Best Flowers for Bouquets

I’ve been growing my own cut flower garden for years now, and stepping outside with scissors to gather fresh blooms never gets old. A cut

How to Care for Air Plants, the Designer Way!

Air plants are something special, members of the Tillandsia genus that thrive without a speck of soil, drawing everything they need straight from the air

How to Start an Indoor Vegetable Garden

I used to think growing food indoors was only for people with big windows or fancy setups. Then one day, I stuck a green onion

Growing Plants in Water: A Beginner’s Guide

Lush greenery floating in clear water, roots suspended like living sculptures. Growing plants in water brings botanical beauty into your space without the fuss of

How Do Brussels Sprouts Grow: A Stage-by-Stage Guide

Brussels sprouts are those charming little cabbage-like gems clustered along tall, sturdy stalks, belonging to the Brassica oleracea Gemmifera Group, and they’re quietly becoming a

Best Time to Plant Grass Seed in Your Space

Some parts of my lawn used to stay stubbornly bare, no matter how much I watered or watched the forecast. It wasn’t the seed, it

Baby Rubber Plant Care: Tips for Healthy Growth

If you want a houseplant that looks sharp, asks for little, and still feels rewarding to grow, the baby rubber plant is a solid pick.

How to Grow Green Beans at Home Easily

I planted my first green bean seeds without a plan, just curiosity and a free afternoon. I checked the soil every day, not knowing what

When to Trim Roses for Healthy Growth

The first rose bush I ever cut back looked fine until it stopped blooming for months. That pause forced me to pay attention, not to

How Often to Water Succulents by Season and Climate?

I used to think succulents thrived on neglect, that their plump leaves meant they barely needed water at all. But here’s what I’ve learned: that’s

What is Mulch Made Of and Why It Matters

Not all mulch is the same, even when it looks that way. One bag might be wood chips. Another might be shredded rubber tires. Both

What Do Pineapples Grow On: Bush, Tree or Plant?

I used to picture pineapples growing on tall tropical trees, just like mangoes or coconuts, until I found out the surprising truth behind their growth.