15 conifers with needles instead of leaves
The catalogue has one shape for a tree that carries needles instead of broad leaves, and 15 species have it. The temperature column gives the coldest night recorded for each one; for the Norfolk Island pine that number belongs to a room.
In the table, watering runs from 5 to 28 days at medium light; 1 of the 15 want humid air.
| Plant | Water | Light | Humidity | Temperature or hardiness |
|---|---|---|---|---|
| Common juniperJuniperus communis | every 14–28 days | Direct sun | Low | down to -40°C outdoors |
| Scots pinePinus sylvestris | every 14–28 days | Direct sun | Low | down to -40°C outdoors |
| Northern whitecedarThuja occidentalis | every 7–14 days | Bright | Medium | down to -35°C outdoors |
| Norway sprucePicea abies | every 10–21 days | Bright | Medium | down to -35°C outdoors |
| Atlas cedarCedrus atlantica | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| black pinePinus nigra | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| coast redwoodSequoia sempervirens | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| dawn redwoodMetasequoia glyptostroboides | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| Douglas-firPseudotsuga menziesii | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| European larchLarix decidua | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| Lawson's cypressChamaecyparis lawsoniana | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| Mediterranean cypressCupressus sempervirens | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| silver firAbies alba | every 10–21 days | Direct sun | Low | down to -30°C outdoors |
| YewTaxus baccata | every 10–21 days | Medium | Medium | down to -30°C outdoors |
| Norfolk Island pineAraucaria heterophylla | every 5–10 days | Bright | High | 10–26 °C |