Hartley Magazine

All the latest news, hints, tips and advice from our experts

Written in United States

Keeping Mandevilla in Your Greenhouse

Mandevilla, with their numerous, large, brilliantly colored flowers, are highly prized for the tropical look they give to summertime decks and patios. Knowing that these plants originate from South America, mostly Brazil, gives a clue to the conditions they prefer – warm temperatures and plenty of sunshine. In general, mandevilla need at least six or […]

Written in United States

A Country Garden Starts in the Greenhouse

A month or two ago, I was watching an English whodunnit and was impressed by the country gardens where the story took place, so I decided that this year I would expand my English country-style flower garden. I purchased seeds for hollyhocks, cleome, rudbeckia, coreopsis, primrose, and columbine and planted them in my basement germination […]

Written in United States

Seed Starting in a Small Greenhouse

At this time of year, many greenhouse owners are getting ready to start seeds. I find that pepper seeds take up to three weeks to germinate, so I usually start them first, followed by eggplants, tomatoes, and flowers. However, there’s a problem starting heat-loving plants in a small greenhouse in late winter. The seeds of […]

Written in United States

Growing and Propagating Chrysanthemums

Stores full of beautifully mounded chrysanthemums is a sign that fall is arriving. If you buy some of these mums for a colorful fall display, you shouldn’t just toss them out when the flowers fade. Greenhouse owners can easily keep these plants going and also propagate more of them. Here’s how. First, you should know […]