Plants & Trees

Stephanotis Floribunda

Posted in Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
A delightful shrub for the greenhouse, provided one can supply the right conditions, is Stephanotis floribunda. This tender, evergreen twining plant which bears clusters of fragrant, pure white flowers from May to July – and sometimes carries blooms in the winter as well -needs warm greenhouse conditions and a minimum winter temperature of 13°C. (55°F.). The flowers are Read more ...

Growing Stocks in the Greenhouse

Posted in Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
Few gardeners seem to grow stocks in their greenhouses but they are excellent for a cool greenhouse in late winter. The Beauty of Nice type are particularly recommended for cultivation under glass and they are available with rose, Pink, Violet, salmon and white flowers. There are also varieties which, if one selects only the lighter coloured seedlings, will produce entirely Read more ...

Strelitzia

Posted in Featured Articles, Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
The striking South African Strelitzia regime, the Bird of Paradise Flower, is ideal for a greenhouse, conservatory or sun lounge which can be heated to 10°C. (50°F.) or more in winter. For brief periods, however, the temperature can drop to as low as 4°C. (40°F.) without ill effects. The common name comes, of course, from the remarkable flower which. With its brilliant Read more ...

Streptocarpus

Posted in Featured Articles, Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
The Cape Primroses, as streptocarpuses are called, are very attractive greenhouse perennials of which fine hybrids have been developed. The flowers, whose colours include purple, blue, violet, red, pink and white, are trumpet shaped and are borne in clusters on 18-in. stems well above the foliage. The main flowering season is summer and autumn, but blooms are borne intermittently Read more ...

Streptosolen

Posted in Featured Articles, Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
A tender evergreen climbing shrub which can be grown in a greenhouse where a minimum winter temperature of 7°C. (45°F.) can be maintained is the attractive Streptosolen Jamesonii. This plant bears bright orange flowers from June to September. Cultivation Specimens grown in 6- or 7-in. pots in John Innes No. 1 Potting Compost will make a good display as will those planted Read more ...

Smithiantha

Posted in Featured Articles, Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
One of the things we have to live within gardening is name changes decided on by the botanists for their own – but not necessarily our – good reasons. Thus what we now have to call smithianthas, may still be more familiar to some gardeners under their old name of gesnerias. The smithianthas are tender, tuberous-rooted perennials and very attractive plants with their spikes Read more ...

Solanum Capsicastrum

Posted in Featured Articles, Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
The Winter Cherry, Solanum capsicastrum, is a popular plant with its bright red berries from October to February or March and especially valued at Christmas time. It is not difficult to grow and needs a minimum temperature of only 7°C. (45°F.) Spraying solanums lightly with water during the flowering season is important if a good crop of berries is to be achieved. Seed Sowing Although Read more ...

Sansevieria

Posted in Featured Articles, Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
The type most commonly cultivated is Sansevieria trifasciata laurentii, the Bowstring Hemp, or, less kindly, Mother-in-Law’s Tongue. This attractive foliage plant has distinctive, mottled, sword-shaped leaves, with two yellow bands running throughout their length close to the edges. It is popular as a house plant, and is useful for the conservatory, sun lounge or greenhouse. Read more ...

Schizanthus: Poor Man’s Orchid and Butterfly Flower

Posted in Featured Articles, Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
Poor Man’s Orchid and Butterfly Flower are two appropriate common names for this lovely half-hardy annual which will provide a delightful display in spring and summer in a frost-free greenhouse. I consider it to be one of the most valuable of all our cool Read more ...

Poinsettia

Posted in Featured Articles, Greenhouse Gardening, Plants & Trees on March 1st, 2012 by Dave Pinkney – Be the first to comment
Poinsettia is the popular name for Euphorbia pulcherrima, an ideal plant for the warm greenhouse. Its flowers are quite insignificant but they are surrounded by large leaf-like bracts (scarlet in this species) which are extremely showy. At one time these bracts were only seen around Christmas time – when they are especially welcome – but since the introduction of special Read more ...
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